·vi To exert one's self; to work for a certain end.
II. Endeavor ·noun An exertion of physical or intellectual strength toward the attainment of an object; a systematic or continuous attempt; an effort; a trial.
III. Endeavor ·vt 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.