to exert physical or intellectual strength for the attainment of; to use efforts to effect; to strive to achieve or reach; to try; to attempt. It is our duty to endeavor the recovery of these beneficial subjects. (ld. Chatham) to endeavor one's self, to exert one's self strenuously to the fulfillment of a duty. A just man that endeavoreth himself to leave all wickedness.
alternative forms: endeavour.
An exertion of physical or intellectual strength toward the attainment of an object; a systematic or continuous attempt; an effort; a trial. To employ all my endeavor to obey you. (Sir P. Sidney) to do one's endeavor, to do one's duty; to put forth strenuous efforts to attain an object; a phrase derived from the middle english phrase to do one's dever (duty). Mr. Prynne proceeded to show he had done endeavor to prepare his answer.
Origin: Written also endeavour.