歯はぎしり歯ぎしり表記・読み:歯軋り・はぎしり1involuntary nocturnal tooth grinding; bruxism名詞noun or participle which takes the aux. verb suru自動詞2grinding one's teeth out of anger or vexation名詞noun or participle which takes the aux. verb suru自動詞札へ残す語をコピー