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