valet

a male attendant of a knight or a lord; officer belonging to the king's house or a princely house, also valet de chambre; a male servant, a footman; a wooden stand on which to hold clothes and accessories in preparation for dressing, also valet de nuit; jack

Inherited from Old French vaslet, from Medieval Latin *vassellittus, diminutive of Late Latin vassallus (“manservant, domestic, retainer”), from Latin vassus (“servant”), from Gaulish *wassos (“young man, squire”), from Proto-Celtic *wastos (“servant”) (compare Old Irish foss and Welsh gwas).