restaurate
/ˈrɛstɔːreɪt/Now archaic and rare
verb
1 [with object] To restore.
2 [no object] To partake of refreshments or of a meal; to dine.
Origin
Mid 16th century; earliest use found in Wilfrid Holme (d. 1538), author. From classical Latin restaurāt-, past participial stem of restaurāre restore. In use in sense 2 perhaps after restaurant or French restaurer restore.