Where does “мышиный” come from?

мышиный (Russian) comes from Russian мышь, from Old East Slavic мꙑшь, from Proto-Slavic myšь, from Proto-Balto-Slavic *mū́ˀšis, from Proto-Indo-Iranian múHs, from Proto-Indo-European múh₂s — mouse.

мышиный (Russian): mouse; mouse-gray

Definitions

  1. mouse; mouse-gray

Ancestry of “мышиный”, step by step

StepLanguageWordMeaning
1Russianмышьmouse
2Old East Slavicмꙑшьmouse
3Proto-Slavicmyšьmouse
4Proto-Balto-Slavic*mū́ˀšismouse
5Proto-Indo-IranianmúHsmouse
6Proto-Indo-Europeanmúh₂smouse
Every word from Proto-Indo-European múh₂s →Every word from Proto-Indo-Iranian múHs →Every word from Proto-Balto-Slavic *mū́ˀšis →
мышиный — Etymology, Origin & Word History | Etymology Explorer