Where does “muş” come from?

muş (Judeo-Tat) comes from Persian موش, from Middle Persian mwšk', from Sanskrit मुष्क, from Sanskrit मूष्, from Proto-Indo-European múh₂s — mouse.

Ancestry of “muş”, step by step

StepLanguageWordMeaning
1Persianموشmouse; rat
2Middle Persianmwšk'musk
3Sanskritमुष्कtesticle, scrotum
4Sanskritमूष्mouse; "stealer", "thief"
5Proto-Indo-Europeanmúh₂smouse
Every word from Proto-Indo-European múh₂s →Every word from Sanskrit मूष् →Every word from Sanskrit मुष्क →