癪 - spasms, (kokuji)

impudent; cheeky

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

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

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

hot-tempered person

cause of annoyance; cause of irritation; irritant; peeve

annoyance; irritation; vexation