initiative

[1]	enterprise , first move/step , lead , enterprisingness , go-ahead , opening move
[2]	enterprise , first step , opening move , aggressiveness , drive , opening , ambition , ambitiousness , resourcefulness , leadership , dynamism , energy , vigour , hustle , (Colloq) get-up-and-go , pep , snap , zip , zing

adj.

[1]	inaugural , initiatory , first , maiden