| posthaste(quick, nimble, speedy, brisk) |
| presto(quick, nimble, speedy, brisk) |
| quick(rapid, speedy, quickly, rapidly) |
| double-time(quick, rapid, nimble, speedy) |
| hasty(adjective, quick, rapid, nimble) |
| hurried(quick, rapid, nimble, speedy) |
| in nothing flat(expression, quick, speedy, quickly) |
| lickety split(expression, quick, nimble, speedy) |
| like a bat out of hell(expression, idiom, quick, nimble) |
| on the double(expression, idiom, adverb, quick) |
| swift(quick, rapid, speedy, quickly) |
| PDQ(quick, rapid, nimble, speedy) |
| accelerated(quick, rapid, speedy) |
| active(quick, rapid, nimble, speedy) |
| agile(quick, rapid, nimble, speedy) |
| blue streak(expression, quick, nimble, speedy) |
| breakneck(quick, rapid, nimble, speedy) |
| brisk(quick, rapid, nimble, speedy) |
| dashing(quick, rapid, nimble, speedy) |
| electric(quick, rapid, nimble, speedy) |