(of a person, action) showing a serious wish to do something successfully

driven, persistent

implied though not openly expressed; done without questioning

included without question, inherent, absolute

too confident

confident

acting, done, sent, given, without delay; to be the reason causing (a person) to do something; to follow the text of a play and tell (an actor) what to say if he or she forgets

early, responsive

a person who prompts

early, responsive