[n] the act of attacking; "attacks on women increased last year"; "they made an attempt on his life"
[n] 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"
[v] enter upon an activity or enterprise
[v] make an effort or attempt; "He tried to shake off his fears"; "The infant had essayed a few wobbly steps"; "The police attempted to stop the thief"; "He sought to improve himself"; "She always seeks to do good in the world"
assay, attack, effort, endeavor, endeavour, essay, seek, set about, try, try, undertake