Where does “þīn” come from?
þīn (Old English) comes from Proto-Germanic *þīn, from Proto-Germanic þīnaz, from Proto-Indo-European téynos, from Proto-Indo-European túh₂ — you, thou.
Ancestry of “þīn”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Germanic | *þīn | — |
| 2 | Proto-Germanic | þīnaz | your, yours ; 2nd person singular possessive |
| 3 | Proto-Indo-European | téynos | thy; thine |
| 4 | Proto-Indo-European | túh₂ | you, thou |