| pronto(adverb, hot, fast, quick, speedy) |
| fleet(adjective, hot, fast, quick, nimble) |
| on the double(expression, idiom, hot, fast, quick) |
| fast(adverb, quick, rapid, speedy, brisk) |
| PDQ(adverb, hot, quick, speedy, directly) |
| agile(hot, fast, quick, nimble, speedy) |
| apace(adverb, fast, quickly, rapidly, speedily) |
| at once(expression, now, directly, rapidly, instantly) |
| away(now, directly, immediately, rapidly, instantly) |
| breakneck(hot, fast, quick, nimble, speedy) |
| brisk(hot, fast, quick, nimble, speedy) |
| chop-chop(adjective, adverb, hot, quick, speedy) |
| double-time(hot, quick, speedy, directly, rapidly) |
| expeditious(hot, fast, quick, nimble, speedy) |
| flying(hot, fast, quick, abrupt, nimble) |
| forthwith(now, directly, immediately, rapidly, instantly) |
| hasty(adjective, hot, fast, quick, nimble) |
| hell-for-leather(adjective, adverb, fast) |
| hurried(hot, fast, quick, nimble, speedy) |
| in a flash(expression, directly, quickly, rapidly, instantly) |