Frequency rank: 10,346. – 10,370.
    adverb (fukushi)
  1. suddenly; abruptly; unexpectedlyword usually written using kana alone
Forms
  • Frequency rank: 10,346. – 10,370.
  • にわかにFrequency rank: 16,062. – 16,121.
  • にわかにFrequency rank: 35,666. – 36,081.