歯(は)ぎしり

はぎしり
noun
teeth grinding; bruxism
healthemotion
1. teeth grinding; gnashing of teeth
the involuntary grinding or clenching of teeth, often during sleep
睡眠中(すいみんちゅう)に歯(は)ぎしりをする。
I grind my teeth in my sleep.
歯(は)ぎしりのせいで歯(は)がすり減(へ)った。
My teeth wore down because of grinding.
マウスピースで歯(は)ぎしりを防(ふせ)ぐ。
I use a mouthguard to prevent teeth grinding.
2. frustration; vexation
figuratively, intense frustration or regret
負(ま)けて歯(は)ぎしりする思(おも)いだ。
Losing was frustrating enough to make me gnash my teeth.
彼(かれ)は悔(くや)しくて歯(は)ぎしりした。
He was so frustrated he gnashed his teeth.
チャンスを逃(のが)して歯(は)ぎしりするほど悔(くや)しい。
Missing the chance was frustrating enough to make me want to gnash my teeth.

Usage

Sense 1 is the everyday word for bruxism, which can cause:

Sense 2 is vexation so strong one could gnash one's teeth, usually 歯(は)ぎしりする思(おも)い or 悔(くや)しくて歯(は)ぎしりする.

Common collocations

Related words

Related Words

Related: 歯(は)を食(く)いしばる (to clench one's teeth)
Related: 悔(くや)しい (frustrating, vexing)
Related: 寝相(ねぞう) (sleeping posture)
general
Added 2026.1.27 20:29 · Revised 2026.9.27 4:46
08500/08547_hagishiri