hotheaded

Adjective Satellite

• quickly aroused to anger
  • "a hotheaded commander"
• characterized by undue haste and lack of thought or deliberation; ; ; ; ; (`brainish' is archaic)
  • "a hotheaded decision"

Adj

• Pertaining to or characteristic of a hothead or hotheadedness; (of a person) easily excited or angered.

Synonyms

brainish, choleric, hot-tempered, impetuous, impulsive, irascible, madcap, quick-tempered, short-tempered, tearaway, fiery, hasty, rash, reckless, temperamental, vehement, violent

Antonyms

calm, composed, level-headed