Proto-Gondwana | Protogondwana |
Proto-Indo-European language | Praindoevropský jazyk |
Proto-Indo-Europeans | Indoevropské jazyky |
Proto-Laurasia | Protolaurasie |
Proto-Norse language | Stará severština |
Proto-World language | Prajazyk |
protocol | protokol |
protocols | protokoly |
proton | proton |
Proton pump | Protonová pumpa |
Proton rocket | Proton |
protons | protony |