Where does “мышоночек” come from?

мышоночек (Russian) comes from Russian мышо́нок, 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.

мышоночек (Russian): (cute / small) baby mouse

Definitions

  1. (cute / small) baby mouse

Ancestry of “мышоночек”, step by step

StepLanguageWordMeaning
1Russianмышо́нокbaby mouse
2Russianмышьmouse
3Old East Slavicмꙑшьmouse
4Proto-Slavicmyšьmouse
5Proto-Balto-Slavic*mū́ˀšismouse
6Proto-Indo-IranianmúHsmouse
7Proto-Indo-Europeanmúh₂smouse
Every word from Proto-Indo-European múh₂s →Every word from Proto-Indo-Iranian múHs →Every word from Proto-Balto-Slavic *mū́ˀšis →