Where does “臼歯” come from?

臼歯 (Japanese) comes from Japanese 歯, from Middle Chinese 齒.

臼歯 (Japanese): molar

Definitions

  1. molar

Ancestry of “臼歯”, step by step

臼歯 traces back through two separate lines of ancestry.

via Japanese 歯

StepLanguageWordMeaning
1Japanese歯tooth; age
2Middle Chinese齒—

via Japanese 臼

StepLanguageWordMeaning
1Japanese臼millstone, mortar

Words derived from “臼歯”

Every word from Middle Chinese 齒 →Every word from Japanese 歯 →