Where does “ротовой” come from?
ротовой (Russian) comes from Russian рот, from Proto-Slavic rъtъ — beak, tooth; cliff, hill.
ротовой (Russian): mouth; oral
Ancestry of “ротовой”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | рот | mouth; genitive plural of ро́та |
| 2 | Proto-Slavic | rъtъ | beak, tooth; cliff, hill |