46TH Antonyms There are 2 antonyms of the abbr 46th. (opposite meanings)Did you mean?Definition of 46THBest Opposite Words For 46THTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType145thadjectiveadj247thadverb, adjectiveadv, adj