EIGHTY-ONE Antonyms There are 10 antonyms of the word eighty-one. (opposite meanings)Did you mean?Definition of EIGHTY-ONEBest Opposite Words For EIGHTY-ONETop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1eighteennoun, adjectiven, adj2elevennounn3fifteen4fourteenadjectiveadj5nineteen6seventeen7sixteennounn8tennounn9thirteennounn10twelvenounn Alternatives for EIGHTEEN Words (1)xviiiAbbreviations (1)18Opposite words for eighteen Alternatives for ELEVEN Words (2)xionePhrases (1)football teamAbbreviations (2)111Opposite words for eleven Alternatives for FIFTEEN Words (1)fifteenAbbreviations (2)15xvOpposite words for fifteen Alternatives for FOURTEEN Words (1)fourteenAbbreviations (2)14xivOpposite words for fourteen Alternatives for NINETEEN Words (1)nineteenAbbreviations (2)19xixOpposite words for nineteen Alternatives for SEVENTEEN Words (1)seventeenAbbreviations (2)17xviiOpposite words for seventeen Alternatives for TEN Words (3)tennerdecadeten-spotAbbreviations (2)x10Opposite words for ten