Where does “ya-” come from?
ya- (Proto-Turkic) comes from Proto-Tocharian *iyā-, from Proto-Indo-European yeh₂- — to go; to go in, enter; to ride, to travel.
Ancestry of “ya-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Tocharian | *iyā- | — |
| 2 | Proto-Indo-European | yeh₂- | to go; to go in, enter; to ride, to travel |