Where does “вос-” come from?
вос- (Russian) comes from Russian воз-, from Old Church Slavonic въз-, from Proto-Slavic vъz-, from Proto-Balto-Slavic uź — on, at; in return for.
вос- (Russian): Alternative form of воз-
Ancestry of “вос-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | воз- | upwards, up; returning, re- |
| 2 | Old Church Slavonic | въз- | — |
| 3 | Proto-Slavic | vъz- | up; back |
| 4 | Proto-Balto-Slavic | uź | on, at; in return for |
Words derived from “вос-”