Synonyms of short-tempered

1 Syllable
harsh, gruff
2 Syllables
grousing, fretful, peevish, tetchier, tetchy, crusty, crabby, moody, bearish, moodier, crustier, waspy, snarky, testier, snappish, testy
3 Syllables
choleric, splenetic
4 Syllables
irascible, irritable, cantankerous, quick-tempered