Breadcrumb Home > Thesaurus > S Synonyms of suffix Find synonyms for: Noun 1. suffix, postfix, affix, ending, termination usage: an affix that is added at the end of the word Verb 1. suffix, affix usage: attach a suffix to; "suffix words" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of suffix (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: demagogue Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language