| 1 | Spanish | presidio | prison; imprisonment; garrison |
| 2 | Latin | praesidium | defence, protection, help, aid, assistance;... |
| 3 | Latin | praeses | sitting before; protector, guard, guardian,... |
| 4 | Latin | praesideo | I sit before or in front of; I sit beforehand; I... |
| 5 | Latin | prae- | before; in front; in charge |
| 6 | Proto-Italic | prai- | — |
| 7 | Proto-Indo-European | preh₂- | before, in front |
| 8 | Proto-Indo-European | per- | before, in front; first; to go through |
| 9 | Proto-Indo-European | pr̥tós | passed , crossed |