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歯向かう (はむかう) Japanese meaning | Kotomora
Common word JLPT N1 Freq. Frequency Top 50,000 Conjugation Meanings 1
godan verb (-u), intransitive verb
defy ; oppose ; rise against ; turn on
Describes actively resisting or rebelling against a stronger opponent, authority, or expected behavior. Often used in negative or prohibitive expressions like 歯向かうな (don't defy).
あの 犬いぬ は 飼か い 主ぬし に さえ 歯は 向む かう こと が ある 。
That dog sometimes even turns on its owner.
Written forms 歯は 向む かう Usage 33%
Standard kanji spelling; 歯 (tooth) suggests biting back or defiance.
刃は 向む かう Usage 45%
Rare variant using 刃 (blade); emphasizes armed resistance.
はむかう Usage 22%
歯は 向むか う
Variant with simplified okurigana; less common but still used.
Similar words 逆さか らう 逆らう is a more general word for going against someone's will, orders, or natural flow (e.g., 流れに逆らう). 歯向かう implies a more active, often confrontational resistance, like biting back.
反はん 抗こう する 反抗する is a common suru-verb for rebellion or defiance, especially among youth. 歯向かう has a stronger nuance of physically or verbally striking back, and is less formal.
Etymology Compound of 歯 (ha, 'tooth') and 向かう (mukau, 'to face, oppose'), literally 'to face with teeth', implying biting back or defiant resistance. The historical derivation is straightforward from these components.