Where does “鬚鯨” come from?

鬚鯨 (Japanese) comes from Japanese 鯨, from Old Japanese いさ.

鬚鯨 (Japanese): a baleen whale

Definitions

  1. a baleen whale

Ancestry of “鬚鯨”, step by step

鬚鯨 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesea whale
2Old Japaneseいさ

via Japanese

StepLanguageWordMeaning
1Japanesemustache; beards; whiskers
Every word from Old Japanese いさEvery word from Japanese