| precipitous(adjective, violent, fast, quick, thoughtless) |
| hotheaded(adjective, difficult, rude, careless, wild) |
| ill-advised(adjective, rude, violent, careless, wild) |
| irascible(adjective, keen, difficult, cross, violent) |
| irritable(adjective, keen, difficult, cross, violent) |
| overhasty(adjective, careless, foolish, thoughtless, impulsive) |
| perfunctory(adjective, slight, fast, casual, trivial) |
| prompt(adjective, fast, quick, rapid, speedy) |
| slapdash(adjective, slight, detail, careless, careful) |
| wild(adjective, careless, anxious, worried, thoughtless) |
| flying(adjective, hot, fast, quick, nimble) |
| hot(adjective, express, cross, active, quick) |
| inconsiderate(adjective, sharp, rough, harsh, rude) |
| madcap(adjective, violent, careless, fast, careful) |
| passing(adjective, slight, detail, casual, trivial) |
| unexpected(adjective, passionate, violent, fast, quick) |
| unplanned(adjective, impulsive, rash, unthinking) |
| unpremeditated(adjective, passionate, violent, thoughtless, impulsive) |
| injudicious(adjective, sharp, rough, harsh, rude) |
| instant(adjective, prompt, fast, irritable, quick) |