What does endeavoured mean?
"Endeavoured" is the past tense and past participle of the verb "endeavour," meaning to have tried hard or made a serious, determined effort to achieve something. It belongs to a formal, earnest register and appears most often in written English — in literature, journalism, and official prose — rather than in everyday conversation. A sentence such as "She endeavoured to finish the manuscript before the deadline" conveys sustained, conscientious effort rather than a casual attempt, which is what separates it from the simpler word "tried." The British spelling retains the -our ending familiar from "colour" and "honour," while American English writes "endeavored." The word traces back through Old French "devoir" to Latin "debere," meaning "to owe," so etymologically it suggests owing one's best effort to a task. For writers seeking a dignified, slightly elevated tone when describing perseverance against difficulty, "endeavoured" remains a precise and expressive choice.
verbPast tense and past participle of "endeavour": to have tried hard or made a serious, determined effort to achieve something.
- To have tried hard or striven to accomplish or achieve something; past tense of endeavour.
"She endeavoured to finish the manuscript before the deadline."
"Despite the setbacks, he endeavoured to keep the team's spirits high."
"The negotiators endeavoured to reach a compromise before midnight."
Hidden inside "endeavoured" is the Latin word for "debt" — to endeavour is literally to feel you owe an effort.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of endeavoured
The verb "endeavour" entered English in the Middle English period from the Old French phrase "mettre en devoir," meaning "to put into duty or effort," ultimately deriving from the Latin verb "debere," meaning "to owe." This makes it a cousin of words like "due," "duty," "devoir," and "debenture," all rooted in the idea of obligation. The spelling "endeavoured" reflects standard British orthography; Noah Webster's simplified American spelling "endeavored" became dominant in the United States during the nineteenth century.
Related word forms
How endeavoured is actually used
The spelling "endeavoured" is standard in British English; American English uses "endeavored." The verb carries a formal, earnest register, common in written prose rather than casual speech.
Easily confused with endeavoured
"Endeavor" is simply the American spelling of the same verb; "endeavoured" is its British-style past tense form.