# endeavor

> English word · Noun · IPA /ɪnˈdɛv.ə/ · frequency rank #13,710

## Definitions
1. A sincere attempt; a determined or assiduous effort towards a specific goal; assiduous or persistent activity.

## Etymology
The verb is from Middle English endeveren (“to make an effort”); the noun is from Middle English endevour, from the verb. Endeveren is from (putten) in dever (“(to put oneself) in duty”), from in + dever (“duty”), partially translating Middle French (se mettre) en devoir (de faire) (“(to make it) one's duty (to do), to endeavour (to do)”) (from Old French devoir, deveir (“duty”)).

## Easily confused with
- **endeavour** (https://plainspell.com/en/vs/endeavor-vs-endeavour)

## Common misspellings (11)
`edneavor`, `endaevor`, `enddeavor`, `endeaovr`, `endeavorr`, `endeavro`, `endeavvor`, `endevaor`, `enedavor`, `enndeavor`, `nedeavor`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/endeavor