What does 歯 mean?
歯 is a Japanese noun meaning “tooth” in English. It can also be translated as “support (of a geta)” depending on context. It is written as 歯 in kanji, は in hiragana, and ha in romaji. This word is part of JLPT N5 vocabulary.
Example sentence
その赤ちゃんは歯が生えはじめている。
The baby is cutting his teeth.