Where does “fraire” come from?

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

Ancestry of “fraire”, step by step

StepLanguageWordMeaning
1Old Occitanfrairebrother
2Latinfrāterbrother
3Proto-Italicfrātērbrother
4Proto-Indo-Europeanbʰréh₂tērbrother
Every word from Proto-Indo-European bʰréh₂tēr →Every word from Proto-Italic frātēr →Every word from Latin frāter →