Also spelled endeavour
noun
verb
Freq #16923
Meanings
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1
noun
A serious effort or attempt to do something
We are excited about our new business endeavors.
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2
verb
To try hard to do something
We endeavor to make every customer happy.
Thesaurus
Synonyms
Word family
Forms
endeavoredendeavoringendeavorsendeavoured
Derived forms
endeavorerendeavorment
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”)).
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