5 letters · 6 points in Scrabble
noun a farewell remark
originFrom Middle English adieu also adew, adewe, adue, from Old French adieu (“to God”), a shortening of a Dieu vous comant (“I commend you to God”), from Medieval Latin ad Deum (“to God”). Doublet of adios.
Etymology from Wiktionary, CC BY-SA 3.0