Middle English word forloren comes from Proto-Germanic *leusaną, Proto-Indo-European *leu-, Proto-Germanic *firi- (Expresses intensive or perfective meaning. Through, across.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *leusaną | Proto-Germanic (gem-pro) | |
| *leu- | Proto-Indo-European (ine-pro) | to cut, solve, separate, to cut, to detach |
| *firi- | Proto-Germanic (gem-pro) | Expresses intensive or perfective meaning. Through, across. |
| *fraleusaną | Proto-Germanic (gem-pro) | To lose. |
| *fraluzanaz | Proto-Germanic (gem-pro) | |
| forlēosan | Old English (ang) | |
| forlorn | Middle English (enm) |