Where does “app” come from?
app (Ludian) comes from Proto-Finnic appi, from Proto-Uralic ëppe — father-in-law.
app (Ludian): father-in-law
Ancestry of “app”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Finnic | appi | father-in-law |
| 2 | Proto-Uralic | ëppe | father-in-law |