Where does “murganho” come from?

murganho (Portuguese) comes from Latin muricaneus, from Latin mūs, from Proto-Italic mūs, from Proto-Indo-European múh₂s — mouse.

murganho (Portuguese): house mouse

Definitions

Step	Language	Word	Meaning
1	Latin	muricaneus	—
2	Latin	mūs	—
3	Proto-Italic	mūs	—
4	Proto-Indo-European	múh₂s	mouse

murganho — Etymology, Origin & Word History | Etymology Explorer