9 letters · 15 points in Scrabble
verb corrupt morally or by intemperance or sensuality
verb practice sophistry; change the meaning of or be vague about in order to mislead or deceive
verb change the inherent purpose or function of something
originEtymology tree English pervert English -ed English perverted From pervert + -ed.
Etymology from Wiktionary, CC BY-SA 3.0