Where does “ai-” come from?
ai- (Irish) comes from Old French a-, from Latin ad-, from Proto-Italic *ad-.
Ancestry of “ai-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old French | a- | indicating movement towards something;... |
| 2 | Latin | ad- | to; usually prefixed to verbs, in which cases it... |
| 3 | Proto-Italic | *ad- | — |