Breadcrumb Home > Thesaurus > O Synonyms of obsess Find synonyms for: Verb 1. haunt, obsess, ghost, preoccupy usage: haunt like a ghost; pursue; "Fear of illness haunts her" 2. obsess, worry usage: be preoccupied with something; "She is obsessing over her weight" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of obsess (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: picayune Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language