enterprise

[1]	undertaking , endeavor , endeavour , project , venture , adventure , effort , programme , plan , scheme
[2]	boldness , daring , courage , mettle , adventurousness , audacity , enthusiasm , zeal , energy , spirit , drive , vigour , ambition , initiative , push , eagerness , determination , resolve , purposefulness , purpose , aggressiveness , (Colloq) get-up-and-go , zip , pep , gumption , guts , (US) starch
[3]	business , enterprisingness , initiative , operation , firm , go-ahead , company , concern , establishment