(くう)(どう)
Rank #14,807

Meanings

  • noun (common) (futsuumeishi)
    1. cavity; hollow; cave; cavern
  • nouns which may take the genitive case particle 'no'
    2. hollow

Readings

空洞
(>99%)
くうどう
(<1%)
空胴
(<0.1%)
Appears in 642 media