Where does “ус” come from?
ус (Russian) comes from Old East Slavic усъ, from Proto-Slavic ǫsъ, from Proto-Slavic vǫdsъ, from Proto-Balto-Slavic wónsa, from Proto-Indo-European wondʰsom, from Proto-Indo-European wendʰ- — to wind, to turn.
ус (Russian): moustache; whisker; feeler, antenna
Definitions
- moustache; whisker; feeler, antenna