Where does “tvifla” come from?
tvifla (Old Swedish) comes from Middle Low German twīvel, from Old Saxon *twīfal, from Proto-West Germanic twīfl, from Proto-Germanic twīflaz, from Proto-Indo-European dwóh₁ — two.
Ancestry of “tvifla”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Middle Low German | twīvel | doubt |
| 2 | Old Saxon | *twīfal | — |
| 3 | Proto-West Germanic | twīfl | doubt |
| 4 | Proto-Germanic | twīflaz | doubt |
| 5 | Proto-Indo-European | dwóh₁ | two |