prompt

[1]	urge , motivate , actuate , egg (on) , prod , propel , move , nudge , spur , incite , exhort , incite , induce , impel , provoke , rouse , arouse , encourage , work/stir/fire up , move , motivate , cause , influence , put (someone) up to (something) , coax , persuade , cajole , prevail upon/on , talk (someone) into (something)
[2]	cue , inspire , instigate , remind , feed lines (to) , help
[3]	bring about , remind , cue , inspire , occasion , give rise to , elicit , evoke , provoke , call forth , stimulate , awaken

adj.

[1]	quick , ready , immediate , instantaneous , unhesitating , rapid , fast , swift , speedy , punctual , timely , on time , instant , summary , brisk , alacritous
[2]	alert , eager , ready , quick , expeditious , ready and willing , disposed , predisposed , unhesitating , keen , avid
[3]	immediate , quick , straightaway