"You canker blossom!" 3 Shakespearean Insults
c.1400, from Old French avertir (12c.), "turn, direct; avert; make aware," from Vulgar Latin *advertire, from Latin avertere "to turn away, to drive away," from ab- "from, away" (see ab-) + vertere "to turn" (see versus). Related: Averted; averting.