INTERVENER Antonyms There are 7 antonyms of the word intervener. (opposite meanings)Did you mean?Definition of INTERVENERSynonyms of INTERVENERAlso try opposite words for..interveninginterventionBest Opposite Words For INTERVENERTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1abstainernounn2bystandernounn3nonparticipantnounn4obserververb, nounv, n5onlookernounn6outsidernoun, adjectiven, adj7spectatornounn Alternatives for ABSTAINER Words (8)abstinentrestrainedself-denyingself-disciplinedteetotalertemperateasceticnondrinkerOpposite words for abstainer Alternatives for BYSTANDER Words (5)onlookerobserverspectatorviewerwitnessOpposite words for bystander Alternatives for NONPARTICIPANT Words (10)attendeeaudiencebystanderguestobserveronlookeroutsiderspectatorviewerwitnessOpposite words for nonparticipant Alternatives for OBSERVER Words (8)beholderonlookerspectatorviewerwatchercommentatorperceiverpercipientOpposite words for observer Alternatives for ONLOOKER Words (8)bystanderlooker-onobserverspectatorviewerwatcherwitnessgazerOpposite words for onlooker Alternatives for OUTSIDER Words (13)foreignerstrangeralienexoticforeignguestinterloperintrudernewcomernonmemberunfamiliarvisitorunderdogPhrases (1)dark horseOpposite words for outsider Alternatives for SPECTATOR Words (8)observerviewerwatcherwitnessonlookeraudiencecrowdlookerPhrases (1)spectator pumpOpposite words for spectator