24TH Antonyms There are 4 antonyms of the abbr 24th. (opposite meanings)Did you mean?Definition of 24THBest Opposite Words For 24THTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType121stadjectiveadj222nd323rdnoun, adjectiven, adj425thadjectiveadj