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頭を捻る、頭をひねる あたまをひねる atamawohineru

JMdict entry #2453230

  1. expressions (phrases, clauses, etc.)Godan verb with 'ru' ending to puzzle over; to think deeply about; to rack one's brains over (wrack)

Kanji in this word

head, counter, for
twirl, twist, play

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