| expeditious(adjective, hot, fast, quick, abrupt) |
| flying(adjective, hot, fast, quick, nimble) |
| short(adjective, time, fast, casual, quick) |
| slapdash(adjective, slight, detail, casual, trivial) |
| quickened(verb, fast, quick, abrupt, brisk) |
| rushing(adjective, violent, fast, quick, abrupt) |
| feverish(adjective, hasty, haste) |
| hastened(verb, hastened, expedited) |
| immediate(adjective, prompt, fast, quick, rapid) |
| precipitant(adjective, violent, fast, fierce, quick) |
| prompt(adjective, fast, quick, rapid, speedy) |
| rash(adjective, violent, fast, quick, ardent) |
| dashed(verb, ran, sped) |
| bustled(verb, hastened) |
| careless(adjective, casual, quick, speedy, hasty) |
| instant(adjective, sudden) |
| instantaneous(adjective, fast, summary, rapid, swift) |
| offhand |
| on the double(expression, idiom, adverb, hot, fast) |
| passing(adjective, slight, detail, silly, casual) |