corrupter

plural corrupters · alternative corruptor

1. One who or that which corrupts.

   Can love, which always seeks the good of its object, attempt to betray a woman into a bargain where she is so greatly to be the loser? If such corrupter, therefore, should have the impudence to pretend a real affection for her, ought not the woman to regard him […] as the worst of all enemies […] ?

   1749, Henry Fielding, The History of Tom Jones, a Foundling

   1 more example

   Since the 1980s, video games have widely been lambasted as a medium that is at best a waste of time and at worst a training ground for violence and aggression. Despite popularized media depictions of video games as corrupters of youth, to date, no study has definitively demonstrated any such link […]

   2018, Kristin M.S. Bezio, Kimberly Yost, Leadership, Popular Culture and Social Change, page 157

   Synonyms: perverter