3 syllables: en, deav, our. Stress on deav.
/ɪnˈdɛvɚ/
Say it backEndeavour (British spelling) or endeavor (American spelling) refers to an earnest attempt to achieve a goal or to undertake a strenuous effort. It conveys purposeful striving and persistence, often for a worthwhile or challenging objective. The term emphasizes process as much as outcome, highlighting initiative, intention, and perseverance in action.
"She embarked on a charitable endeavour to improve literacy in rural communities."
"The space agency undertaken a new endeavour to explore the outer planets."
"His lifelong endeavour to master the piano finally paid off."
Pronounced in-DEV-ər (UK) or in-DEV-er (US). Stress is on the second syllable: /ɪnˈdɛvə(r)/ with a short 'e' in the first syllable and a schwa-like finale. In careful speech, the final ‘our’ reduces to /ə(r)/ or /ər/, depending on accent. Audio references include standard dictionaries; try mimicking the rhythm: in-DEV-our, a two-beat syllable count, with clear attention to the second syllable’s vowel and the rhoticity in US accents.
Common errors: treating the second syllable as a long ‘e’ (in-DEV-eer), or pronouncing the final as a hard 'or' (/ɔr/) instead of /ə/ or /ər/. Some speakers also place primary stress on the first syllable (IN-devour) or overly blur the final vowel. Correction: keep secondary syllable strong but not dominant; end with a clear /ə/ or /ər/ depending on accent, and ensure the overall word feels two-syllable with the stress on -dev-.
US: /ɪnˈdɛvər/ with rhotic /r/ at the end and a slightly schwa-like final vowel. UK/GA: /ɪnˈdɛvə(r)/ with non-rhotic or rhotic tendencies depending on region; final vowel often unreduced in careful speech. AU: /ɪnˈdɛvə/ with similar non-rhotic tendencies; sometimes a more clipped final vowel. Across all, the second syllable carries primary stress; the final consonant may be weaker in rapid speech.
Key challenges include accurate placement and duration of secondary stress on the second syllable, producing a clear /d/ before the /ɛ/ and a subtle, reduced final /ə/ or /ər/. The sequence /dɛv/ is less common in some dialects, so learners might approximate it as /dev/ or /dɛvə/. Practice focusing on the clarity of /v/ before /ə/ and ensuring the final syllable is not fully stressed. IPA cues help anchor your articulation: /ɪnˈdɛvə(r)/.
A frequent query is whether the final syllable should be /-ver/ or /-vər/. In UK and AU, the ending is often /-və/ or /-və(r)/, with the final /r/ being non-rhotic in many contexts; in US, you’ll hear /-vər/ with a rhotic /r/. Focus on a short, unstressed final vowel and a soft, nearly silent r in non-rhotic varieties. This subtle vowel quality distinguishes careful pronunciation.
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Endeavour originates from Middle English endevour, from Old French empevoir, emprouver, and from Latin incognita via French rootelements; its semantic journey began with meanings related to trying, attempting, or exerting effort. The earliest English attestations appear in the 14th–15th centuries, where forms like endevour/eendeuor signaled a determined attempt or enterprise. The spelling shift from endevour to endeavour occurred through standardization in the 16th–18th centuries, aligning with other French-derived -our nouns and adjectives. The American English form endeavor emerged in the 19th century, reflecting American preference for “-or” endings in many professional or formal terms (humour → humor, colour → color). Across generations, the word has retained its core sense of purposeful striving, but usage broadened to include collective or institutional projects (endeavours) and to describe acts of exploration or enterprise. In modern times, endeavour denotes a deliberate, often collaborative effort, commonly used in academic, corporate, charitable, and scientific contexts. First known uses appeared in legal and scholastic texts, gradually appearing in newspapers and literature as global collaboration expanded. The word’s resilience in both British and American variants underscores its emphasis on intentional pursuit rather than chance success.
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💡 These words have similar meanings to "endeavour" and can often be used interchangeably.
🔄 These words have opposite meanings to "endeavour" and show contrast in usage.
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Words that rhyme with "endeavour"
-our sounds
Practice with these rhyming pairs to improve your pronunciation consistency:
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