(くちびる)()

くちびるをかむ
expression, verb phrase
to bite one's lip (in frustration or regret)
expressionemotion
1. to bite one's lip; to feel frustrated; to feel deep regret
An idiomatic expression describing the feeling of frustration, vexation, or bitter regret, often when one cannot express their feelings openly or must suppress an emotional reaction.
(くや)しくて(くちびる)()んだ。
I bit my lip in frustration.
()(かえ)ず、(くちびる)()むしかなかった。
Unable to talk back, I could only bite my lip.
Even now I feel bitter regret, wishing I had tried harder back then.

Idiom structure

(くちびる) (lip) + + () (to bite)

The expression describes the physical action of biting one's lip as a metaphor for suppressing emotions, particularly frustration or regret.

Common patterns

Usage

Always indicates negative emotions - frustration, regret, helplessness, or suppressed anger. Often implies the person cannot openly express their feelings or take action.

Forms

(くちびる)()みしめる is a more intense version, suggesting even stronger suppression of emotion.

Similar words

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Neutral. Common in both spoken and written Japanese, especially in dramatic or emotional contexts.