Where does “蜉蝣” come from?

蜉蝣 (Japanese) comes from Japanese 陽炎, from Japanese 火, from Old Japanese 火, from Proto-Japonic poy, from Proto-Japonic po.

蜉蝣 (Japanese): a mayfly; Synonym of 蜻蛉; ephemerality

Definitions

  1. a mayfly; Synonym of 蜻蛉; ephemerality

Ancestry of “蜉蝣”, step by step

蜉蝣 traces back through two separate lines of ancestry.

via Japanese 陽炎

StepLanguageWordMeaning
1Japanese陽炎heat shimmer, heat haze; the glow of dawn
2Japanese"term relating to fire"; a light; a burning...
3Old Japanesea fire; a light
4Proto-Japonicpoyfire
5Proto-Japonicpo

via Middle Chinese 蜉蝣

StepLanguageWordMeaning
1Middle Chinese蜉蝣
Every word from Proto-Japonic poEvery word from Proto-Japonic poyEvery word from Old Japanese