OPPONENT Antonyms There are 11 antonyms of the word opponent. (opposite meanings)Did you mean?Definition of OPPONENTSynonyms of OPPONENTAlso try opposite words for..opposeopponentsBest Opposite Words For OPPONENTTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1advocateverb, nounv, n2proponentnounn3supporternounn4allyverb, nounv, n5collaboratornounn6comradenounn7friendnounn8helpernounn9partnernounn10teammatenounn11respondentnounn Alternatives for ADVOCATE Words (22)exponentproponentallyapologistbackercampaignerchampiondefenderenthusiastpartisanpromoterspokespersonsupporterupholderadvocatorcounselcounsellorcounselorpleaderpreachrecommendurgePhrases (1)counselor-at-lawOpposite words for advocate Alternatives for PROPONENT Words (8)exponentadvocatebackerchampiondefenderpromotersupporteradvocatorOpposite words for proponent Alternatives for SUPPORTER Words (23)championhelperpatronprotagonistsponsoradvocateallybackerdevoteefanfollowerpromoterupholderadherentadmirerassistantboosterfriendgarterhelpjockstrapproponentsuspensorPhrases (1)athletic supporterOpposite words for supporter Alternatives for ALLY Words (18)friendaccompliceallyassistantassociateco-workercohortcollaboratorcolleaguecomradeconfederatehelperpartnersupporterteammatealleywaygaplanePhrases (1)bowling alleyOpposite words for ally Alternatives for COLLABORATOR Words (16)partnerallyassistantassociateco-workercolleaguecompanioncontributorteammatecollaborationistturncoatconfederatecooperatorhenchmanpardnerquislingPhrases (1)partner in crimeOpposite words for collaborator Alternatives for COMRADE Words (14)associatecompanionfellowallychumcolleaguefriendmatepalpartnerbrotherfamiliarsistertovarishOpposite words for comrade Alternatives for FRIEND Words (29)acquaintanceallysupporterbuddymatepalassociatechumcohortcolleaguecompanioncompeercomradeconfederateconfidantcronyfamiliarplaymateschoolmatesiblingadmirerboosterchampionprotagonistbefriendbustercontactquakersonnyOpposite words for friend Alternatives for HELPER Words (18)assistantsupporteraccompliceaideallyassociateattendantcollaboratordeputyhelperpartnerpatronservantstandbysubordinatebankerbenefactorhelpOpposite words for helper