Where does “ɸrīsamos” come from?

ɸrīsamos (Proto-Celtic) comes from Proto-Celtic ɸrīs, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Ancestry of “ɸrīsamos”, step by step

StepLanguageWordMeaning
1Proto-Celticɸrīsbefore
2Proto-Indo-Europeanper-before, in front; first; to go through
3Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “ɸrīsamos

Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Celtic ɸrīs