Japanese

虫歯 (mushiba): a cavity, a decayed tooth.

Noun

虫歯 ‎(hiragana むしば, romaji mushiba)

1. a bad tooth, dental caries, a cavity

Synonyms

• 虫齧歯 (むしかめば) ‎(mushikameba)
• 虫食 (むしく)い ‎(mushikui)
• 虫食 (むしく)い歯 (ば) ‎(mushikuiba)
• 齲歯 (うし) ‎(ushi)
• 齲蝕 (うしょく) ‎(ushoku)

References

1. ↑ 1988, 国語大辞典（新装版） (Kokugo Dai Jiten, Revised Edition) (in Japanese), Tōkyō: Shogakukan
2. 1 2 2006, 大辞林 (Daijirin), Third Edition (in Japanese), Tōkyō: Sanseidō, ISBN 4-385-13905-9