#1 endeavor n. [enterprise, endeavour] a purposeful or industrious undertaking (especially one that requires effort or boldness); "he had doubts about the whole enterprise". wn
#2 endeavor v. [endeavour, strive] attempt by employing effort; "we endeavor to make our customers happy". wn
#3 endeavor n. [attempt, effort, endeavour, 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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