Galbasi is a Hobbitish surname, translated as "Gamwich". It was corrupted as Galpsi.
The surname comes from the name of the village Galabas "Gamwich".
The name Galabas uses the elements galab-, "game", and bas- "village", corresponding somewhat to "-wich" or "-wick".
The name was translated as Gammidgy and the corrupted form as Gamgee.
- ↑ J.R.R. Tolkien, The Lord of the Rings, Appendix F, "On Translation"