Where does “口輪筋” come from?

口輪筋 (Japanese) comes from Japanese 口, from Japanese くち, from Japanese 朽ちる.

口輪筋 (Japanese): an orbicularis oris muscle

Definitions

  1. an orbicularis oris muscle

Ancestry of “口輪筋”, step by step

口輪筋 traces back through 3 separate lines of ancestry.

via Japanese 口

StepLanguageWordMeaning
1Japanese口mouth; opening; the mouth
2Japaneseくちmouth
3Japanese朽ちる—

via Japanese 輪

StepLanguageWordMeaning
1Japanese輪ring; circle
2Japanese腕輪bracelet
3Japanese腕arm; ability; skill; talent

via Japanese 筋

StepLanguageWordMeaning
1Japanese筋muscle; tendon; road
Every word from Japanese 朽ちる →Every word from Japanese くち →Every word from Japanese 口 →