Where does “弟分” come from?

弟分 (Japanese) comes from Japanese 分, from Middle Chinese ふん, from Middle Chinese 糞.

弟分 (Japanese): sworn younger brother

Definitions

  1. sworn younger brother

Ancestry of “弟分”, step by step

弟分 traces back through two separate lines of ancestry.

via Japanese 分

StepLanguageWordMeaning
1Japanese分a minute; a part, a share, a portion; an obsolete...
2Middle Chineseふん—
3Middle Chinese糞—

via Japanese 弟

StepLanguageWordMeaning
1Japanese弟a younger sibling; one’s own younger brother; a...
Every word from Middle Chinese 糞 →Every word from Middle Chinese ふん →Every word from Japanese 分 →