Breadcrumb Home > Thesaurus > O Synonyms of obsessional Find synonyms for: Adjective1. obsessional, obsessive, neurotic (vs. unneurotic), psychoneuroticusage: characterized by or constituting an obsession; "the obsessional character of his response"; "obsessive gambling"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: hortatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language