Where does “尾椎” come from?

尾椎 (Japanese) comes from Japanese 尾, from Old Japanese 尾.

尾椎 (Japanese): a coccygeal vertebra

Definitions

  1. a coccygeal vertebra

Ancestry of “尾椎”, step by step

尾椎 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesea tail; the foot of a mountain; the end of...
2Old Japanese

via Japanese

StepLanguageWordMeaning
1Japaneseany tree of the genus "Castanopsis"
Every word from Old Japanese Every word from Japanese