プッツン

プッツン, ぷっつんputtsun

noun · suru verb · intransitive · adverb

  1. going crazy
  2. losing one's temper
  3. snapping
  4. (breaking) with a snap (of a thread, rope, etc.)

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Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences