←
Old English mūs (cognate)
←
English mouse (cognate)
←
Ancient Greek μῦς (cognate)
←
Proto-Indo-European *múh₂s (inherited)
←
Proto-Italic *mūs (inherited)
←
Sanskrit मूष् (cognate)
←
Proto-Slavic *myšь (cognate)
→
Translingual Mus (derived)
→
Portuguese mure (mention)
→
Romansch meir (inherited)
→
Romansch mieur (derived)
→
Old Portuguese mur (mention)