Where does “脳炎” come from?

脳炎 (Japanese) comes from Japanese 炎, from Old Japanese 炎, from Old Japanese 火, from Proto-Japonic poy, from Proto-Japonic po.

脳炎 (Japanese): encephalitis

Definitions

  1. encephalitis

Ancestry of “脳炎”, step by step

脳炎 traces back through two separate lines of ancestry.

via Japanese 炎

StepLanguageWordMeaning
1Japanese炎a flame; an intense emotion, passion; -itis,...
2Old Japanese炎a flame
3Old Japanese火a fire; a light
4Proto-Japonicpoyfire
5Proto-Japonicpo—

via Japanese 脳

StepLanguageWordMeaning
1Japanese脳the brain; one's brains, one's mental...
2Old Japaneseなすき—
Every word from Proto-Japonic po →Every word from Proto-Japonic poy →Every word from Old Japanese 火 →