[en.deav.or] vb en.deav.ored ; en.deav.or.ing [ME endeveren to exert oneself, fr. en- + dever duty--more at devoir] vt (15c) 1 archaic: to strive to achieve or reach
2: to attempt (as the fulfillment of an obligation) by exertion of effort "~s to finish the race" ~ vi: to work with set purpose syn see attempt
[2]endeavor n (15c) 1: serious determined effort
2: activity directed toward a goal: enterprise "fields of ~"