Where does “Ob” come from?
Ob (Portuguese) comes from Russian Обь, from Proto-Indo-Iranian Hap-, from Proto-Indo-European h₁ep- — to take.
Ancestry of “Ob”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Russian | Обь | — |
| 2 | Proto-Indo-Iranian | Hap- | — |
| 3 | Proto-Indo-European | h₁ep- | to take |