irritable
adjective uk/ˈɪr.ɪ.tə.bəl/ us/ˈɪr.ə.t̬ə.bəl/
C2 易怒的，暴躁的
becoming annoyed very easily
Be careful what you say - he's rather irritable today. 说话当心点儿——他今天脾气很大。
"Don't disturb me again," she said in an irritable (= angry) voice. “不要再打扰我，”她烦躁地说。
Synonyms: peevishpetulant testytetchy