Crossword clues for Antonym antonym: abbr. 3 letters:SYNAntonym antonym: abbr.SYNAntonym's antonym (abbr.)OPPLike an antonym: Abbr.OPPAntonym: Abbr.SYNOpposite of antonym: Abbr.OPPAntonym, e.g. (Abbr.)SYNAntonym's opposite: Abbr.OPPSAntonyms (abbr.)