endeavor
Cross references: 1. attempt 1. en.deav.or \in-'dev-*r\ \-(*-)rin\ vb or en.deav.or.ing [ME endeveren to exert oneself, fr. en- + dever duty - more] at DEVOUR archaic 1: to strive to achieve or reach 2: TRY : to work with set purpose 2. endeavor n : a serious determined effort