• 癪しゃく

  annoyance, irritation, vexation

• 癇癪かんしゃく

  temper, irritability, fit of anger, tantrum (esp. of children), temper tantrum

• 小癪こしゃく

  impudent, cheeky

• 癪の種しゃくのたね

  cause of annoyance, cause of irritation, irritant, peeve

• 癪に障るしゃくにさわる

  to annoy, to irritate, to cause offence, to provoke, to get on someone's nerves

• 癇癪持ちかんしゃくもち

  hot-tempered person

• 癇癪を起こすかんしゃくをおこす

  to lose one's temper, to throw a tantrum, to fly into a rage