Middle English word forthgoing comes from Proto-Indo-European *gʷm̥sḱéti (To be walking. To come, to be coming.), Proto-Indo-European *ǵʰeh₁-, Proto-Indo-European *prto-, Proto-Indo-European *pr̥to-
| Dictionary entry | Language | Definition |
|---|---|---|
| *gʷm̥sḱéti | Proto-Indo-European (ine-pro) | To be walking. To come, to be coming. |
| *ǵʰeh₁- | Proto-Indo-European (ine-pro) | |
| *prto- | Proto-Indo-European (ine-pro) | |
| *pr̥to- | Proto-Indo-European (ine-pro) | |
| *gʷémt | Proto-Indo-European (ine-pro) | To arrive. To step, to take a step. |
| *gʷegʷóme | Proto-Indo-European (ine-pro) | To have the feet planted, to stand steady. |
| *kwemaną | Proto-Germanic (gem-pro) | To come. |
| forþ- | Old English (ang) | Forth, forward; away; still, continuously. Onto, towards. |
| gān | Old English (ang) | |
| gan | Old English (ang) | To go. |
| forþgān | Old English (ang) | |
| forþgan | Old English (ang) | To go forth, proceed, go or pass by. |
| forthgan | Middle English (enm) |