Where does “Portus” come from?
Portus (English) comes from Latin Portus, from Proto-Italic portus, from Proto-Indo-European pértus, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.
Ancestry of “Portus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Latin | Portus | — |
| 2 | Proto-Italic | portus | harbour |
| 3 | Proto-Indo-European | pértus | crossing |
| 4 | Proto-Indo-European | per- | before, in front; first; to go through |
| 5 | Proto-Indo-European | pr̥tós | passed , crossed |