Where does “YF” come from?
YF (English) comes from English if, from Middle English yif, from Old English ġif, from Proto-Germanic jabai, from Proto-Indo-European ē- — then, at that time.
YF (English): Obsolete form of if
Ancestry of “YF”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | if | Supposing that, assuming that, in the... |
| 2 | Middle English | yif | If |
| 3 | Old English | ġif | if |
| 4 | Proto-Germanic | jabai | when, if |
| 5 | Proto-Indo-European | ē- | then, at that time |