endeavor
B2-C1Formal to neutral
Definition
Meaning
a serious effort or attempt to achieve something
a purposeful enterprise or undertaking, often implying sustained effort toward a challenging goal
Linguistics
Semantic Notes
Implies sustained, conscientious effort toward a difficult or important objective. Often carries connotations of nobility, determination, or earnest striving.
Dialectal Variation
British vs American Usage
Differences
In British English, the spelling is 'endeavour' (with a 'u'). In American English, it's 'endeavor'. As a noun, usage is similar. The verb is more common in American English.
Connotations
In UK English, sometimes carries slightly more formal/literary connotations. In US English, used more broadly in business and motivational contexts.
Frequency
More frequent in American English (especially as a verb). In UK English, 'attempt', 'effort', or 'try' are often preferred in everyday speech.
Vocabulary
Collocations
Grammar
Valency Patterns
endeavor to + VERBin an/one's endeavor to + VERBmake an endeavor + INFINITIVEVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “a fruitless endeavor”
- “in a vain endeavor”
- “do one's utmost endeavor”
Usage
Context Usage
Business
Used for projects, initiatives, or corporate ventures (e.g., 'a new business endeavor').
Academic
Common in research contexts describing scholarly projects or intellectual pursuits.
Everyday
Less common; replaced by 'effort' or 'attempt' in casual conversation.
Technical
Used in project management, scientific research descriptions, and formal proposals.
Examples
By Part of Speech
verb
British English
- We shall endeavour to complete the report by Friday.
- The team endeavoured to improve patient outcomes.
- She endeavours to visit her grandparents monthly.
American English
- The company will endeavor to reduce its carbon footprint.
- He endeavored to learn Spanish before his trip.
- We endeavor to provide excellent customer service.
adverb
British English
- N/A
American English
- N/A
adjective
British English
- N/A
American English
- N/A
Examples
By CEFR Level
- It was a good endeavor, but he didn't win the race.
- She made an endeavor to be on time.
- Learning a new language is a challenging endeavor.
- Their endeavor to clean the park took all weekend.
- The scientific endeavor required collaboration across three continents.
- Despite numerous setbacks, they continued their endeavor to build a community centre.
- The government's endeavor to reform the tax system met with considerable opposition.
- Her lifelong endeavor to promote literacy in rural areas has been widely recognised.
Learning
Memory Aids
Mnemonic
ENDEAVOR = END + FAVOR → To achieve your end goal, you must make a serious effort (endeavor) and hope fortune favors you.
Conceptual Metaphor
JOURNEY (e.g., 'embark on an endeavor'), CONSTRUCTION/BUILDING (e.g., 'a monumental endeavor'), STRUGGLE/BATTLE (e.g., 'a difficult endeavor').
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid translating directly as 'предприятие' (which is more 'enterprise/factory'). Better equivalents: 'усилие', 'попытка', 'стремление'.
- Don't confuse with 'старание' (which is more 'diligence/care').
- As a verb, не путать с 'пробовать' (to try food/taste).
Common Mistakes
- Using 'an endeavor' without an article (incorrect: 'make endeavor').
- Confusing spelling: endeavor (US) vs endeavour (UK).
- Using in overly casual contexts where 'try' or 'effort' would be more natural.
Practice
Quiz
Which sentence uses 'endeavor' most appropriately?
FAQ
Frequently Asked Questions
As a noun. The verb form is formal and less frequent in everyday speech.
'Endeavor' implies more sustained, serious effort and often a noble purpose. 'Attempt' is more neutral and can refer to any try, including quick or casual ones.
It's generally too formal for casual conversation. In informal contexts, 'try', 'effort', or 'go' are more natural.
UK English adds a 'u' like in 'colour', 'favour' → 'endeavour'. US English drops the 'u' → 'endeavor'.
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