Where does “quartus” come from?
quartus (Latin) comes from Proto-Indo-European kʷeturtos, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.
Ancestry of “quartus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Proto-Indo-European | kʷeturtos | — |
| 2 | Proto-Indo-European | kʷetwóres | four |
| 3 | Proto-Indo-European | kʷe- | and |