exhort (v.)

c. 1400, exhorten, "to exhort, encourage," from Old French exhorer (13c.) and directly from Latin exhortari "to exhort, encourage, stimulate," from ex, here probably "thoroughly" (see ex-) + hortari "encourage, urge" (from PIE root *gher- (2) "to like, want"). Related: Exhorted; exhorting.