noun, noun or participle which takes 'suru', intransitive verb
fuming with rage; gnashing one's teeth in anger
A yojijukugo describing intense anger or frustration, often with a physical manifestation of grinding teeth and clenching arms. Used in literary or formal contexts.
彼は不正を聞いて切歯扼腕した。
He gnashed his teeth in anger upon hearing of the injustice.
切歯扼腕の思いでその知らせを聞いた。
I heard the news with bitter indignation.