Breadcrumb Home > Thesaurus > O Synonyms of obsession Find synonyms for: Noun 1. compulsion, obsession, irrational motive usage: an irrational motive for performing trivial or repetitive actions, even against your will; "her compulsion to wash her hands repeatedly" 2. obsession, fixation, preoccupation usage: an unhealthy and compulsive preoccupation with something or someone WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of obsession (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: eacutelan Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language