Where does “瘤白鳥” come from?

瘤白鳥 (Japanese) comes from Japanese 白鳥, from Japanese 白, from Middle Chinese 白.

瘤白鳥 (Japanese): a mute swan

Definitions

  1. a mute swan

Ancestry of “瘤白鳥”, step by step

瘤白鳥 traces back through two separate lines of ancestry.

via Japanese 白鳥

StepLanguageWordMeaning
1Japanese白鳥a swan; a white-feathered bird
2Japanese白the color white; innocence; a white go stone
3Middle Chinese白—

via Japanese 瘤

StepLanguageWordMeaning
1Japanese瘤hump; lump
Every word from Middle Chinese 白 →Every word from Japanese 白 →Every word from Japanese 白鳥 →
瘤白鳥 — Etymology, Origin & Word History | Etymology Explorer