Synonyms of hot-tempered

2 Syllables
scrappier, scrappy, bearish, cranky, fiery, testy, crankiest, crankier
3 Syllables
pugnacious, volcanic, hotheaded, impatient, peppery
4 Syllables
unforbearing, ill-natured, belligerent, irascible, quick-tempered, excitable, tempersome