Frequency rank: 30,783. – 31,057.
    adjectival nouns or quasi-adjectives (keiyodoshi); nouns which may take the genitive case particle 'no'
  1. smooth; flat; lacking bumps and dentsword usually written using kana alone
  2. featureless; uneventfulword usually written using kana alone
  3. noun (common) (futsuumeishi)
  4. noppera-bō; mythical being with flat featureless faceword usually written using kana alone
Forms
  • Frequency rank: 30,783. – 31,057.
  • のっぺらぼうのっぺらぽう
  • のっぺらぼうのっぺらぽうぬっぺらぼう
  • のっぺらぽう
  • ぬっぺらぼう