#1 endeavour n. [enterprise, endeavor] a purposeful or industrious undertaking (especially one that requires effort or boldness); "he had doubts about the whole enterprise". wn
#2 endeavour v. [endeavor, strive] attempt by employing effort; "we endeavor to make our customers happy". wn
#3 endeavour n. [attempt, effort, endeavor, try] earnest and conscientious activity intended to do or accomplish something; "made an effort to cover all the reading material"; "wished him luck in his endeavor"; "she gave it a good try". wn
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