| quickened(adjective, fast, quick, abrupt, hasty) |
| quickie(noun, quick, speedy, hurried) |
| rattling(adjective, urgent) |
| ripple |
| speedball(hot, fast, quick, summary, showy) |
| spirited(sharp, lively, fast, sprightly, supple) |
| splitting(adjective, urgent) |
| sprightly(adjective, sharp, energetic, lively, fast) |
| summary(adjective, prompt, fast, casual, quick) |
| supersonic(prompt, hot, fast, quick, summary) |
| velocious(adjective, direct, express, hot, fast) |
| violent(adjective, fast, quick, heedless) |
| vivacious |
| ASAP(fast, swift) |
| PDQ(hot, quick, speedy, hurried, highpowered) |
| accelerate |
| adroit(adjective, energetic, fast, quick, flexible) |
| alive(moving, active, effective, running, operating) |
| apace |
| astir(moving, active, effective, running, alive) |