| pronto(adverb, fast, quick, speedy) |
| fleet(adjective, fast, quick, nimble) |
| on the double(expression, idiom, fast, quick) |
| PDQ(adverb, quick, speedy, directly) |
| agile(fast, quick, nimble, speedy) |
| breakneck(fast, quick, nimble, speedy) |
| brisk(fast, quick, nimble, speedy) |
| chop-chop(adjective, adverb, quick, speedy) |
| double-time(quick, speedy, directly, rapidly) |
| expeditious(fast, quick, nimble, speedy) |
| flying(fast, quick, abrupt, nimble) |
| hasty(adjective, fast, quick, nimble) |
| hurried(fast, quick, nimble, speedy) |
| in a jiffy(expression, quick, speedy, directly) |
| lickety split(expression, quick, nimble, speedy) |
| like a bat out of hell(expression, idiom, quick, nimble) |
| like crazy(expression, quick, abrupt, nimble) |
| like mad(expression, quick, abrupt, nimble) |
| nimble(fast, quick, summary, speedy) |
| posthaste(adverb, fast, quick, nimble) |