Where does “舌炎” come from?

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

舌炎 (Japanese): glossitis

Definitions

  1. glossitis

Ancestry of “舌炎”, step by step

舌炎 traces back through two separate lines of ancestry.

via Japanese

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

via Japanese

StepLanguageWordMeaning
1Japanesetongue
2Old Japaneseした
3TranslingualA long signal, used to form Morse code text, together with. (a short signal)
Every word from Proto-Japonic po