/ Thesaurus / U Synonyms of undoer Find synonyms for: Noun1. undoer, seducer, ladies' man, lady killerusage: a seducer who ruins a woman; "she awoke in the arms of her cruel undoer"2. undoer, opener, unfastener, untier, person, individual, someone, somebody, mortal, soulusage: a person who unfastens or unwraps or opens; "children are talented undoers of their shoelaces"3. destroyer, ruiner, undoer, waster, uprooter, bad personusage: a person who destroys or ruins or lays waste to; "a destroyer of the environment"; "jealousy was his undoer"; "uprooters of gravestones"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language