[n] a disposition to exhibit uncontrolled anger; "his temper was well known to all his employees" [n] excessive sensitivity of an organ or body part [n] an irritable petulant feeling
biliousness, choler, crossness, excitability, fretfulness, fussiness, peevishness, peevishness, pettishness, petulance, snappishness, surliness, temper