Where does “hy-” come from?
hy- (Welsh) comes from Proto-Celtic su-, from Proto-Indo-European h₁su-, from Proto-Indo-European h₁wes- — good; to be cheerful, happy; to eat, to feast.
hy- (Welsh): affirmative prefix, emphasises prefixed word
Definitions
- affirmative prefix, emphasises prefixed word
Ancestry of “hy-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Celtic | su- | good, well |
| 2 | Proto-Indo-European | h₁su- | good |
| 3 | Proto-Indo-European | h₁wes- | good; to be cheerful, happy; to eat, to feast |