BACKER Antonyms There are 4 antonyms of the word backer. (opposite meanings)Did you mean?Definition of BACKERSynonyms of BACKERAlso try opposite words for..backbackedbackingBest Opposite Words For BACKERTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1adversarynounn2criticnounn3detractornounn4opponentnounn Alternatives for ADVERSARY Words (7)antagonistopponentenemyfoerivalopposerresisterOpposite words for adversary Alternatives for CRITIC Words (10)analystappraiserarbiterassessorcensorcommentatorevaluatorexaminerjudgereviewerOpposite words for critic Alternatives for DETRACTOR Words (22)cynicdefamerdisparageradversaryantagonistcriticenemyfaultfinderfoemalignernaysayeropponentopposerrivalvilifierdebunkerrevilerdepreciatorknockerlibelermudslingerslandererOpposite words for detractor Alternatives for OPPONENT Words (13)adversaryantagonistchallengercompetitorcontenderenemyfoerivalopposeropposingoppositeoppositionresisterOpposite words for opponent