7 letters · 15 points in Scrabble
noun people descended from a common ancestor
originPIE word *bʰréh₂tēr From Latin phrātria, from Ancient Greek φρατρία (phratría, “tribe, clan”), from φράτηρ (phrátēr) + -ία (-ía).
Etymology from Wiktionary, CC BY-SA 3.0