Where does “īn-” come from?
īn- (Middle High German) comes from Old High German in, from Proto-West Germanic *in, from Proto-Germanic in, from Proto-Indo-European én — in.
Ancestry of “īn-”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Old High German | in | in |
| 2 | Proto-West Germanic | *in | — |
| 3 | Proto-Germanic | in | in; into |
| 4 | Proto-Indo-European | én | in |