Where does “treu” come from?

treu (Old Portuguese) comes from Old French tref, from Latin trabs, from Indo-European *treb-.

Ancestry of “treu”, step by step

StepLanguageWordMeaning
1Old Frenchtrefbeam; mast; tent, temporary hut or other similar...
2Latintrabstimber, beam, rafter; tree trunk; penis
3Indo-European*treb-—

Words derived from “treu”

Every word from Indo-European *treb- →Every word from Latin trabs →Every word from Old French tref →