Where does “sour-” come from?
sour- (Old French) comes from Latin super-, from Latin super, from Latin eks-uper, from Proto-Indo-European upéri, from Proto-Indo-European upér, from Proto-Indo-European upó, from Proto-Indo-European h₃ewp-.
sour- (Old French): Alternative form of sur-
Ancestry of “sour-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | super- | super-; over, above |
| 2 | Latin | super | "accusative" above, on the top of, upon;... |
| 3 | Latin | eks-uper | — |
| 4 | Proto-Indo-European | upéri | alternative reconstruction of *upér |
| 5 | Proto-Indo-European | upér | above; over |
| 6 | Proto-Indo-European | upó | under, below |
| 7 | Proto-Indo-European | h₃ewp- | — |
Words derived from “sour-”