short-tempered

from WordNet (r) 3.0 (2006)

short-tempered
    adj 1: quickly aroused to anger; "a hotheaded commander" [syn:
           {choleric}, {irascible}, {hotheaded}, {hot-tempered},
           {quick-tempered}, {short-tempered}]

from Moby Thesaurus II by Grady Ward, 1.0

32 Moby Thesaurus words for "short-tempered":
      abrupt, acerbic, acid, acidulous, acrimonious, bearish, bluff,
      brusque, caustic, crabbed, crabby, crusty, curt, disagreeable,
      discourteous, grouchy, gruff, irascible, irritable, peevish,
      peremptory, petulant, rude, short, shrewish, snappish, surly, tart,
      terse, testy, touchy, waspish

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