restaur · noun1
- Old French · derived fromrestor
- Middle French · borrowed fromrestaur
- English todayrestaur
From Middle French restaur, from Old French restor, restaur.
restaur · verb2
- Latin · borrowed fromrestaurāre
- English todayrestaur
Either an alteration of restore, or borrowed from Latin restaurāre.
Etymology from Wiktionary, CC BY-SA 4.0.