Grammar C2 - Phrasal Prepositional Verbs
The Rule: In advanced English syntax and lexicology, phrasal prepositional verbs (three-part multi-word verbs) represent fused syntactic catenae comprising a lexical base verb, an adverbial particle, and a governing preposition (Verb + Particle + Preposition + Object). Unlike canonical two-part phrasal verbs, they operate under rigorous morphological, syntactic, and cognitive constraints:\n> * The Absolute Inseparability Constraint: The adverbial particle and the preposition form an unbroken, non-permeable syntactic nexus. Neither full noun phrases nor personal object pronouns can split the particle-preposition chain (look forward to it ✅; ❌ look forward it to; ❌ look it forward to).\n> * Cognitive Semantics & Metaphorical Projection: Multi-word verbs are not arbitrary collections of tokens. Their emergent idiomatic meanings originate in embodied spatial cognition (image schemas of verticality, containment, telicity, and path trajectory), where physical movements (up, down, out, away) map systematically onto abstract social, legal, and psychological domains.\n> * Syntactic Diathesis & Preposition Stranding in Passives: At the C2 level, syntactic competence requires discriminating between three-part verbs that readily undergo passivization with double preposition stranding (be done away with, be looked down upon, be put up with) versus those whose unaccusative, non-agentive, or reciprocal semantics categorically block passive transformation (❌ The flu was come down with; ❌ Coffee was run out of).\n> * Ditransitive Valency Architectures: Mastery extends beyond monotransitive three-part frames to complex four-part ditransitive configurations (Verb + Direct Object + Particle + Preposition + Oblique Object), such as let [someone] in on [a secret] or talk [someone] out of [a decision].\n> * Sociolinguistic Register Calibration: High-register communication demands strategic balance between idiomatic Germanic multi-word verbs and compact Latinate/Romance single-word lexemes (put up with vs. tolerate, do away with vs. abolish, fall back on vs. resort to, come down to vs. crystallize into).
⚖️ Discrimination Map (Structural Boundaries & Functions)
Zone 1: Syntactic Anatomy & The Inseparability Protocol
- The Rule: Three-part multi-word verbs consist of three discrete morphological elements functioning as an indivisible structural block:
Base Verb + Adverbial Particle + Preposition + Object. - 1. Constituent Differentiation (Particle vs. Preposition):
- The Adverbial Particle: Modifies the directional, aspectual, or idiomatic trajectory of the root verb and carries primary tonic stress (look UP to, come DOWN with).
- The Preposition: Functions as a syntactic case-assigner linking the predicate to the following prepositional object and is phonologically unstressed/cliticized.
- 2. The Absolute Inseparability Constraint:
- While separable two-part phrasal verbs allow—and with pronouns, mandate—constituent splitting (hand it over, turn the screen off), three-part phrasal prepositional verbs are 100% syntactically inseparable.
- The object (noun phrase or personal pronoun) must invariably follow the terminal preposition:
- The board will not put up with such flagrant corporate misconduct. ✅
- The board will not put up with it. ✅
- ❌ "The board will not put such misconduct up with." (Splitting base verb and particle).
- ❌ "The board will not put up such misconduct with." (Splitting particle and preposition).
- ❌ "The board will not put it up with." (Applying two-part pronoun movement).
- ❌ "The board will not put up it with." (Inserting pronoun between particles).
- 3. Phonological & Stress Profiles:
- In canonical spoken delivery, phonological prominence lands on the particle, while the preposition cliticizes onto the subsequent noun phrase:
Verb + [PARTICLE] + prep + [OBJECT]We must look [UP] to our [MEN-tors]. - Contrast with two-part prepositional verbs where stress remains on the root verb: She [LOOKED] at the document.
- In canonical spoken delivery, phonological prominence lands on the particle, while the preposition cliticizes onto the subsequent noun phrase:
Zone 2: Cognitive Semantics & Metaphorical Motivation (Spatial Roots to Abstract Concepts)
- The Rule: Three-part phrasal prepositional verbs do not emerge through arbitrary coinages. Following Cognitive Metaphor Theory (Lakoff & Johnson), their abstract idiomatic meanings are extensions of embodied spatial experience (image schemas).
- 1. The Vertical Schema: UP (Elevation, Social Hierarchy, Confrontation, & Completion):
- Look up to (Verticality as Social Veneration): Physical gaze directed upward toward higher altitude maps onto viewing someone of superior ethical, intellectual, or institutional status ("Junior associates look up to the senior appellate judges").
- Come up against (Physical Obstacle as Social Conflict): Physical movement forward until striking an immovable barrier maps onto facing unexpected institutional, legal, or political opposition ("The reform bill came up against fierce resistance from entrenched lobbyists").
- Face up to (Bodily Alignment as Psychological Courage): Physically turning one's head and ocular orientation toward a threat rather than fleeing maps onto confronting unpleasant realities ("Leadership must face up to the impending liquidity shortfall").
- Live up to (Vertical Threshold as Standard): Rising to reach an elevated line or benchmark maps onto satisfying lofty ethical or performance standards ("The prototype failed to live up to executive expectations").
- 2. The Vertical Schema: DOWN (Depletion, Subordination, Illness, & Distillation):
- Look down on (Verticality as Social Contempt): Directing the gaze downward from a position of physical height maps onto social elitism, condescension, or intellectual disdain ("Arrogant theorists frequently look down on empirical practitioners").
- Come down with (Physical Collapse as Pathology): Collapsing downward under the physical weight or burden of an external force maps onto succumbing to infection ("Half the engineering division came down with the viral infection").
- Boil / Come down to (Thermal Reduction as Conceptual Core): Simmering a liquid compound until only the concentrated essence remains maps onto distilling complex multi-faceted arguments to their fundamental premise ("The entire dispute boils down to intellectual property ownership").
- Cut down / back on (Pruning as Fiscal Austerity): Physically trimming branches or portions maps onto moderating discretionary expenditure or consumption ("The treasury must cut down on non-essential capital outlays").
- 3. The Trajectory Schema: AWAY & OUT (Evasion, Depletion, & Severed Bonds):
- Get away with (Spatial Escape as Impunity): Fleeing a physical crime scene with stolen goods in hand maps onto evading regulatory sanctions or ethical accountability ("Corrupt executives must not get away with deceptive accounting practices").
- Run out of (Depletion of an Enclosed Reservoir): Fluid or physical contents pouring out until the vessel is empty maps onto exhausting finite supplies of capital, goodwill, or patience ("The startup ran out of operating runway before reaching profitability").
- Walk out on (Physical Departure as Relational Abandonment): Turning one's back and walking away from a shared physical perimeter maps onto the abrupt repudiation of contractual covenants or familial responsibilities ("The principal investor walked out on the consortium forty-eight hours before closing").
Zone 3: Passivization Boundaries & Preposition Stranding (The Syntactic Litmus Test)
- The Rule: Converting active clauses containing multi-word verbs into the passive voice tests their syntactic cohesion. When a three-part verb passivizes, it undergoes double preposition stranding: both the adverbial particle and the preposition remain tightly clustered immediately after the past participle:
Subject + Auxiliary be + Past Participle (V3) + Particle + Preposition (+ by Agent). - 1. Readily Passivizable Three-Part Verbs (Transitive & Agentive):
- Where the semantic subject is an active agent affecting an affected patient, passivization is fully grammatical and characteristic of high-register academic and legal prose:
- Active: The reform committee did away with obsolete administrative tariffs.
- Passive: Obsolete administrative tariffs were done away with by the reform committee.
- Active: Sociologists often look down on anecdotal market surveys.
- Passive: Anecdotal market surveys are often looked down on by academic sociologists.
- Active: The executive team cannot put up with chronic insubordination.
- Passive: Chronic insubordination will not be put up with by the executive team.
- Where the semantic subject is an active agent affecting an affected patient, passivization is fully grammatical and characteristic of high-register academic and legal prose:
- 2. Syntactically Blocked / Unpassivizable Three-Part Verbs:
- At the C2 level, a critical pitfall is assuming all transitive three-part verbs admit passive conversion. Passivization is categorically ungrammatical in three distinct semantic environments:
- A. Unaccusative & Pathological Predicates (come down with): Because the subject undergoes an internal involuntary biological state rather than exerting volitional agency, passive voice is impossible:
- ❌ "The seasonal flu was come down with by the lead negotiator."
- ✅ "The lead negotiator came down with the seasonal flu."
- B. Quantifier & Reservoir Depletion Predicates (run out of): Expresses emergent scarcity of an external resource; the resource cannot be topicalized as a passive subject:
- ❌ "Liquid capital was run out of by the venture fund."
- ✅ "The venture fund ran out of liquid capital." (Or passive Latinate substitution: "Liquid capital was completely exhausted.")
- C. Symmetrical & Relational Reciprocal Predicates (get along with): Mutual interpersonal alignment lacks an undergoer patient:
- ❌ "The regional managers are gotten along with by their staff."
- ✅ "The staff get along with their regional managers."
- A. Unaccusative & Pathological Predicates (come down with): Because the subject undergoes an internal involuntary biological state rather than exerting volitional agency, passive voice is impossible:
- At the C2 level, a critical pitfall is assuming all transitive three-part verbs admit passive conversion. Passivization is categorically ungrammatical in three distinct semantic environments:
Zone 4: Ditransitive Phrasal-Prepositional Architecture (The Four-Part Construction)
- The Rule: In complex multi-word configurations, certain verbs govern two arguments simultaneously: an intervening direct object (patient/recipient) and an oblique prepositional object:
Subject + Verb + Direct Object + Particle + Preposition + Oblique Object. - 1. Canonical Four-Part Ditransitive Archetypes:
- Let [someone] in on [something] (Access to Confidentiality):
- The senior partners refused to let the associates in on the acquisition strategy.
- Put [someone] up to [something] (Instigation of Dubious Conduct):
- Investigators suspect an external competitor put the rogue trader up to the data breach.
- Take [something] out on [someone] (Displacement of Psychological Aggression):
- Under extreme stress, poor managers often take their frustrations out on junior personnel.
- Talk [someone] out of / into [doing something] (Persuasive Psychological Redirection):
- The crisis mediator successfully talked the chairman out of tendering his resignation.
- Play [someone/entity] off against [another] (Machiavellian Geopolitical Pitting):
- The conglomerate played one supplier off against another to drive down procurement costs.
- Let [someone] in on [something] (Access to Confidentiality):
- 2. Passivization Mechanics in Ditransitive Configurations:
- When a ditransitive four-part verb undergoes passive transformation, the direct object noun phrase promotes to the grammatical subject position, while the particle and preposition remain stranded together following the participle:
- Active: The board let the chief counsel in on the restructuring plans.
- Passive: The chief counsel was let in on the restructuring plans by the board.
- Active: A rival syndicate put the hacker up to the infiltration.
- Passive: The hacker was put up to the infiltration by a rival syndicate.
- When a ditransitive four-part verb undergoes passive transformation, the direct object noun phrase promotes to the grammatical subject position, while the particle and preposition remain stranded together following the participle:
Zone 5: Sociolinguistic Register Calibration & Academic Substitution Matrices
- The Rule: Master stylists modulate their lexical choices along the register continuum. Germanic multi-word verbs project rhetorical vigor, immediacy, and concrete metaphorical power in executive speeches, political debates, and dynamic journalism. Conversely, peer-reviewed academic literature, statutory legal drafting, and formal diplomatic communiqués frequently demand Latinate and Romance single-word equivalents to maximize concision and conceptual neutrality.
- 1. Register Equivalence & Syntactic Shift Matrix:
- do away with
abolish / rescind / repeal / eliminate - put up with
tolerate / endure / brook / countenance - fall back on
resort to / invoke / rely upon - make up for
compensate for / redress / rectify - look forward to
anticipate / await - come up with
devise / formulate / conceive / synthesize - look down on
disdain / disparage / patronize - boil down to
crystallize into / reduce to / encapsulate - face up to
confront / acknowledge
- do away with
- 2. The Stylistic Cliché Trap:
- While phrasal prepositional verbs enrich narrative and rhetorical prose, stringing multiple three-part idioms together within formal technical or academic writing degrades prose into conversational slackness:
- ❌ Weak Style: The committee must face up to the reality that we have run out of time and must fall back on our backup plan.
- ✅ Polished C2 Style: The committee must confront the immediate reality that institutional time is exhausted, necessitating recourse to secondary operational contingencies.
- While phrasal prepositional verbs enrich narrative and rhetorical prose, stringing multiple three-part idioms together within formal technical or academic writing degrades prose into conversational slackness:
🎴 Interactive Web Practice (Comprehension Check)
Question 1 (Inseparability & Pronoun Placement Constraint): Analyze the syntactic error in the following sentence and explain the underlying linguistic rule governing personal pronouns in three-part phrasal-prepositional verbs: "The research committee identified numerous procedural irregularities in the data, but the oversight director chose to look away from them instead of reporting them." Compare this with the incorrect variant: "...chose to look them away from."
Answer: The sentence "...chose to look away from them" is grammatically correct; the variant "...chose to look them away from" is strictly ungrammatical because three-part phrasal-prepositional verbs form an indivisible syntactic catena.
Explanation: Unlike two-part separable phrasal verbs—where an object pronoun is grammatically required to intervene between the base verb and particle (e.g., turn it on, never *turn on it)—three-part phrasal-prepositional verbs consist of a fused block:
Base Verb + Adverb Particle + Preposition. In English syntax, the preposition in a three-part complex must directly assign case to its complement. Neither full noun phrases nor light personal pronouns are permitted to penetrate the internal boundary between the verb and the particle, nor between the particle and the preposition. The direct object pronoun must always occupy the post-prepositional slot: look away from them, put up with it, look forward to it.
Question 2 (Passivizability & The Unaccusative Constraint): A candidate for a C2 writing examination writes the following passive sentence: "After three grueling days in the arctic field station, acute hypothermia was come down with by two senior researchers." Explain why this construction is rejected by native syntax and formulate the necessary correction.
Answer: The sentence is ungrammatical because come down with is an unaccusative/non-agentive predicate denoting an involuntary internal biological state, which categorically blocks passive transformation.
Explanation: Passivization in English requires a transitive verb featuring an agentive subject exerting dynamic action upon an affected patient. While certain agentive three-part verbs passivize readily with preposition stranding (e.g., "The outdated bylaws were done away with"), verbs of involuntary biological affliction (come down with), resource depletion (run out of), or reciprocal rapport (get along with) lack an external agent-patient dynamic.
Polished C2 Revision: "After three grueling days in the arctic field station, two senior researchers came down with acute hypothermia." (Alternatively, in high-register passive prose using a formal Latinate verb: "...two senior researchers were stricken with / succumbed to acute hypothermia.")
Question 3 (Cognitive Semantics & Image Schematic Mapping): Trace the cognitive semantic evolution of the multi-word verb "boil down to" from its concrete physical domain to its abstract discourse function in analytical writing (e.g., "The macroeconomic debate boils down to conflicting models of capital liquidity").
Answer: "Boil down to" maps the physical culinary/chemical image schema of fluid evaporation and thermal reduction onto the abstract conceptual domain of intellectual argumentation and essentialist analysis.
Explanation: In the physical source domain, boiling a complex aqueous mixture evaporates volatile fluids and excess liquid, leaving behind a highly concentrated, dense, non-reducible solid residue or chemical essence.
Through conceptual metaphor (AN ARGUMENT IS A LIQUID COMPOUND / ESSENTIAL TRUTH IS CONCENTRATED RESIDUE), the speaker cognitive-linguistically discards rhetorical posturing, tangential evidence, and discursive noise. The verb boil down to signals to the reader that the analyst has stripped away secondary complexities to spotlight the ultimate, irreducible causal mechanism or core thesis.
Question 4 (Ditransitive Valency & Passive Restructuring): Transform the following active four-part ditransitive sentence into the passive voice, and identify the syntactic element that promotes to subject: "Whistleblowers alleged that senior executives deliberately talked the board of trustees into approving the reckless offshore merger."
Answer: "Whistleblowers alleged that the board of trustees was deliberately talked into approving the reckless offshore merger by senior executives."
Explanation: In four-part ditransitive phrasal-prepositional constructions (
Verb + Direct Object + Particle + Preposition + Complement), the intervening direct object noun phrase (the board of trustees) functions as the structural patient of the persuasion predicate. During passive transformation, this direct object promotes to the grammatical subject of the subordinate clause. The lexical base verb converts to the passive participle (was talked), while the particle-preposition sequence (into) remains stranded directly before the non-finite gerundival complement (approving...).
Applied Practice Tasks
Practice 1 (Three-Part Particle Sequence): The restructuring commission must ensure that the newly drafted corporate charter completely ______ (do / away / with) the archaic hierarchy of executive perks.
Answer:
does away with Explanation: The three-part verbal formula do away with means to abolish or eliminate. The third-person singular present conjugation inflects the base verb do $\rightarrow$
does, preserving the invariant particle-preposition chain away with. Practice 2 (Passive Preposition Stranding): Such patronizing condescension from department heads will simply not ______ (put / up / with) by the newly unionized research fellows.
Answer:
be put up with Explanation: In the modal future passive (
will not + be + V3), the irregular base verb put retains its invariable participle form put, followed by the stranded particle and preposition up with. Practice 3 (Ditransitive Four-Part Placement): When the covert acquisition was finalized, the managing director refused to ______ (let / the press / in / on) the proprietary valuation models.
Answer:
let the press in on Explanation: The ditransitive configuration follows the architecture
Verb (let) + Direct Object (the press) + Particle (in) + Preposition (on). Practice 4 (Unpassivizable Diagnostic): Identify the grammatically flawed sentence among the three options below:
A) The newly appointed ombudsman is widely looked up to by the junior barristers.
B) The strategic emergency reserves were suddenly run out of by the municipal clinic.
C) The rogue foreign agent was talked out of publishing the encrypted dossiers.
Answer: Sentence B is grammatically flawed.
Explanation: Run out of is an ergative/depletion predicate that categorically resists passivization. The clinic ran out of supplies; the supplies cannot "be run out of". Sentences A (be looked up to) and C (be talked out of) are fully grammatical agentive passives with stranded prepositions.
Practice 5 (Formal Latinate Register Substitution): Rewrite the informal clause "The finance minister promised to make up for the tax shortfall" using a high-register Latinate verb suitable for an official parliamentary communique.
Answer:
"The finance minister pledged to compensate for (or: rectify / redress) the fiscal deficit." Explanation: Replacing the Germanic three-part idiom make up for with Latinate single-word equivalents (compensate for, rectify, redress) elevates the register from conversational commentary to formal administrative statecraft.
📊 Quick-Reference Table
| Multi-Word Unit | Syntactic Architecture | Cognitive Schema / Metaphoric Vector | Formal Latinate Equivalent | Passivizability Status | High-Frequency C2 Syntactic Trap | Authentic C2 Exemplar |
|---|---|---|---|---|---|---|
look up to | Monotransitive (V + Part + Prep + O) | Verticality as Status: Gaze elevated toward superior moral/social height | venerate, revere, admire | Fully Passivizable: is looked up to by... | Splitting particles with pronouns (❌ look him up to) | "Throughout his judicial career, Chief Justice Warren was looked up to as a paragon of constitutional integrity." |
look down on | Monotransitive (V + Part + Prep + O) | Verticality as Contempt: Gaze directed downward from elevated altitude | disdain, disparage, patronize | Fully Passivizable: is looked down on by... | Confusing with literal spatial gaze; inserting redundant prepositions | "Empirical laboratory technicians often feel looked down on by theoretical physicists." |
put up with | Monotransitive (V + Part + Prep + O) | Physical Load as Tolerance: Enduring an oppressive situational weight | tolerate, endure, brook | Fully Passivizable: will not be put up with | Attempting pronoun movement (❌ put it up with | "The regulatory tribunal made it clear that deliberate non-disclosure would no longer be put up with." |
do away with | Monotransitive (V + Part + Prep + O) | Removal as Destruction: Displacing an object completely out of existence | abolish, eliminate, rescind | Fully Passivizable: was done away with | Misconjugating participle form do (❌ was did away with) | "Capital controls were systematically done away with during the deregulation waves of the late 1980s." |
come down with | Monotransitive (V + Part + Prep + O) | Pathological Weight: Collapsing downward beneath viral/illness burden | contract, succumb to | Non-Passivizable: (Unaccusative predicate) | Forcing passive voice (❌ The fever was come down with) | "Shortly after returning from the tropical field mission, both epidemiologists came down with dengue." |
run out of | Monotransitive (V + Part + Prep + O) | Reservoir Depletion: Physical fluid draining until vessel is evacuated | exhaust, deplete | Non-Passivizable: (Ergative resource depletion) | Topicalizing depleted resource into passive subject (❌ Fuel was run out of) | "The central bank abruptly ran out of foreign exchange reserves to defend the pegged currency." |
get away with | Monotransitive (V + Part + Prep + O) | Spatial Flight as Impunity: Escaping physical boundary with contraband | evade penalty for, escape sanction | Restricted / Non-Passivizable: Resists passive conversion | Assuming transitive passivization is valid (❌ The fraud was gotten away with) | "Sophisticated white-collar syndicates rarely get away with asset concealment in modern digital jurisdictions." |
boil down to | Monotransitive (V + Part + Prep + O) | Thermal Distillation: Boiling liquid until only essential precipitate remains | crystallize into, reduce to | Non-Passivizable: (Stative conceptual reduction) | Splitting the particle catena; using active agent passive frames | "The protracted constitutional impasse ultimately boils down to competing interpretations of executive privilege." |
let [O] in on | Ditransitive (V + DO + Part + Prep + Oblique O) | Spatial Portal as Access: Opening physical enclosure to grant admission | disclose to, admit into confidence | Passivizable on Direct Object: was let in on | Misplacing direct object after preposition (❌ let in on him the secret) | "Only the chief financial officer and lead counsel were let in on the impending restructuring talks." |
talk [O] out of | Ditransitive (V + DO + Part + Prep + Oblique O) | Psychological Trajectory: Persuading an actor away from a path of action | dissuade from, deter from | Passivizable on Direct Object: was talked out of | Following preposition of with bare infinitive instead of gerund | "The senior diplomat was successfully talked out of resigning on the eve of the multilateral summit." |
Resonant Notes
The following notes in the vault share direct thematic, structural, and conceptual connections with Grammar C2 - Phrasal Prepositional Verbs:
🔴 Syntactic Architecture, Particle Mechanics, & Clausal Transitivity
- Grammar B1 - Phrasal Verbs — Foundational multi-word verb guide examining two-part separable and inseparable mechanics, intransitive verbs, and the baseline Pronoun Sandwich Law.
- Grammar B1 - Active Voice vs. Passive Voice — Core syntactic diathesis guide establishing how direct objects promote to subject position and particles remain stranded.
- Grammar B2 - Continuous Passive — Aspectual passive structures (
be + being + V3 + particle + prep) operating during progressive clausal actions. - Grammar C2 - Fronting and Thematic Progression — Advanced functional linguistics exploring how prepositional phrases and stranded elements interact with Theme-Rheme progression.
- Grammar C2 - Reduced Clauses — Syntactic compression mechanisms allowing multi-word verb participles to head non-finite adverbial clauses.
- Grammar C2 - Strategic Emphasis — Rhetorical staging techniques manipulating clause-final tonic stress and particle placement for persuasive impact.
- Grammar C2 - Inversion for Formal Persuasion — High-register syntactic restructuring governing negative adverbials and fronted directional particles.
🟡 Cognitive Semantics, Metaphoric Grounding, & Register Precision
- Grammar C2 - Collocation and Register — Master guide to register calibration, examining the stylistic tension between Germanic multi-word idioms and formal Latinate/Romance single-word verbs.
- Grammar C1 - Hedging and Vague Language — Attitudinal stance modulation deploying phrasal expressions alongside modal auxiliaries to attenuate categorical assertions.
- Grammar C1 - Nominalization — Transforming dynamic multi-word verbal predicates into dense Latinate nominal heads for scholarly and executive prose.
- Grammar C2 - Impersonal and Generic Subjects — Structural strategies (one, it, there) for depersonalizing agency alongside multi-word verbal constructions.
- Grammar C2 - Alternatives to If -Hypothetical Meaning — Conditional frames frequently embedding complex multi-word predicates in irrealis discourse.
- Grammar C2 - Nuances in Modal Verbs — Attitudinal modal operators governing multi-word verb predicates in evaluative and statutory contexts.
🟢 Lexical Node Anchors & Multi-Word Chunks
- put-up-with — Dedicated lexical chunk blueprint detailing the three-part phrasal-prepositional formula (
put up with + noun/pronoun) meaning to tolerate. - Language Notes/Natural Grammar/03-Chunks/look-up-to — Three-part multi-word expression exploring vertical social hierarchy framing and ethical veneration.
- give-up — Prototypical multi-word chunk analyzing aspectual particles, telic completion, and transitivity alternations.
- Language Notes/Natural Grammar/01-Keywords/put — Prototypical spatial verb keyword anchoring foundational three-part multi-word combinations (put up with).
- Language Notes/Natural Grammar/01-Keywords/look — Perceptual root verb driving directional and hierarchical multi-word units (look up to, look down on, look forward to).
- Language Notes/Natural Grammar/01-Keywords/take — Master lexical keyword governing multi-word configurations and emotional displacement (take out on).
- Language Notes/Natural Grammar/01-Keywords/make — High-frequency root node anchoring compensatory multi-word expressions (make up for).
- Language Notes/Natural Grammar/01-Keywords/get — Core dynamic verb driving evasive and relational three-part idioms (get away with, get along with, get round to).
- Language Notes/Natural Grammar/01-Keywords/give — Ditransitive root verb forming aspectual and idiomatic multi-word predicates.
- Language Notes/Natural Grammar/01-Keywords/go — Dynamic motion verb node driving phrasal-prepositional expressions (go in for, go along with).
- Language Notes/Natural Grammar/01-Keywords/in — Spatial and interiority preposition/particle node governing portal and inclusion idioms (let in on).
- Language Notes/Natural Grammar/01-Keywords/on — Prepositional and adverbial node denoting contact, continuation, and target of aggression (take out on, walk out on).
- make-vs-do — Foundational lexical discrimination examining root verb selection across idiomatic verbal configurations.
- get-vs-take — Core semantic boundary contrast exploring reception versus active acquisition in complex multi-word predicates.