Where does “frar” come from?

frar (Romansch) comes from Old Occitan fraire, from Latin frāter, from Proto-Italic frātēr, from Proto-Indo-European bʰréh₂tēr — brother.

frar (Romansch): brother

Definitions

Step	Language	Word	Meaning
1	Old Occitan	fraire	brother
2	Latin	frāter	—
3	Proto-Italic	frātēr	brother
4	Proto-Indo-European	bʰréh₂tēr	brother

frar — Etymology, Origin & Word History | Etymology Explorer