also: げっこう
noun, noun or participle which takes 'suru', intransitive verb
Describes intense, often sudden anger or exasperation; commonly used with する to mean 'fly into a rage'.
彼はその知らせを聞いて激昂した。
He flew into a rage upon hearing the news.
あまりの侮辱に彼
She became furious at the insult.