thwart
C1Formal, literary
Definition
Meaning
To prevent someone from accomplishing their purpose or plan; to oppose and defeat.
In archaic nautical context, placed or situated across something; acting as an obstacle or hindrance.
Linguistics
Semantic Notes
Strong verb implying active opposition leading to failure. Often used for plans, schemes, attacks, or ambitions. Can be transitive only.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. Slightly more common in British formal/literary prose.
Connotations
Equally strong and formal in both varieties.
Frequency
Low frequency in both; slightly higher in UK English according to corpus data.
Vocabulary
Collocations
Grammar
Valency Patterns
SUBJECT + thwart + OBJECT (plan/attempt/person)Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “to thwart someone's designs”
Usage
Context Usage
Business
Used in contexts of competitive strategy, e.g., 'The new regulation could thwart our expansion plans.'
Academic
Common in political science, history, and literary analysis describing opposition to goals.
Everyday
Rare in casual conversation; used in news reports (e.g., 'Security forces thwarted the terrorist attack.')
Technical
In nautical history: 'thwart' (noun) refers to a seat across a boat.
Examples
By Part of Speech
verb
British English
- The detective's quick thinking thwarted the robbery.
- Bad weather thwarted their hopes of a picnic.
American English
- New security measures thwarted the cyberattack.
- She thwarted his every attempt to gain control.
adverb
British English
- (Archaic, rare) The beam lay thwart the ship's hull.
American English
- (Archaic, rare) The tree had fallen thwart the path.
adjective
British English
- (Archaic) The thwart bench was worn smooth by generations of rowers.
American English
- (Archaic) He sat on the thwart seat, facing the stern.
Examples
By CEFR Level
- The police thwarted the bank robbery.
- Heavy rain thwarted our football match.
- The new evidence thwarted the prosecution's case completely.
- Several last-minute amendments thwarted the bill's passage.
- The whistleblower's revelations ultimately thwarted the corporation's clandestine merger strategy.
- Her intricate diplomatic manoeuvres thwarted his ambitions for the leadership.
Learning
Memory Aids
Mnemonic
Think: 'THWART' sounds like 'THWART a THREAT' – you stop it.
Conceptual Metaphor
OBSTACLES ARE PHYSICAL BLOCKS (to thwart is to put a 'block' across a path).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid direct translation to 'перечеркивать' (to cross out). Use 'сорвать (план)', 'помешать', 'воспрепятствовать'.
Common Mistakes
- Using it intransitively (e.g., 'The plan thwarted' – incorrect).
- Confusing with 'thought' in spelling/pronunciation.
Practice
Quiz
In which context is the word 'thwart' used in its archaic, non-verbal sense?
FAQ
Frequently Asked Questions
No, it's a mid to low-frequency word, mostly used in formal, literary, or journalistic contexts.
Yes, but rarely in modern English. In nautical terms, a 'thwart' is a seat across a boat. The verb is far more common.
'Thwart' implies active opposition to an existing plan or attempt, often causing frustration. 'Prevent' is more general and can mean stopping something before it even starts.
No, it is pronounced. The IPA is /θwɔːrt/. The 'th' and 'w' sounds blend smoothly.