Endeavour
Endeavour means a serious, determined effort to do something — especially something difficult or meaningful. Learn how to use this word with examples, synonyms, and a memory trick.
Simple meaning
Endeavour means a serious, determined effort to achieve something — especially something difficult or important.
Detailed meaning
Endeavour (British spelling; endeavor in American English) is more than just trying. It implies sustained effort, commitment, and seriousness of purpose.
As a noun: "Writing a book is a long endeavour." As a verb: "She endeavoured to finish the project before the deadline."
The word elevates the activity it describes. When you call something an endeavour, you signal that it is worthy of real effort — not a quick task, but a genuine undertaking.
You will see it in:
- Formal and professional writing — "In all scientific endeavours..."
- Personal ambition — "Her greatest endeavour was building the school."
- Letters, speeches, mission statements — where the weight of the word is appropriate
Where to use it
Where not to use it
Endeavour is a heavy, formal word. Don't use it for small, casual tasks.
5 example sentences
- Building the school from scratch was a community endeavour that united the entire village.
- He endeavoured to understand the customer's frustration before offering any solution.
- Scientific endeavour requires patience — most experiments fail before one succeeds.
- Writing her first book was the greatest creative endeavour of her life.
- The team endeavoured to deliver the project on time despite losing two key members mid-way.
Similar & opposite words
Similar (synonyms)
Opposite (antonyms)
Shade of difference: Effort is neutral and everyday. Endeavour is sustained and purposeful — it suggests commitment over time. Undertaking focuses on the size of the task. Pursuit suggests chasing something actively. Strive is similar in spirit but is always a verb.
Memory trick
Summary
Endeavour is a sustained, serious, purposeful effort — for things that matter, not just things that need doing. It elevates the work you are describing. Use it in writing and formal speech when you want to signal that the effort was real, committed, and worthy.
Think of one long-term goal you are working toward. Call it your endeavour — not just a project or a to-do. The word itself signals that it deserves your full commitment.
Next word — Enormous. Or, jump to today's kural.