ALKALINITY Antonyms There are 2 antonyms of the word alkalinity. (opposite meanings)Did you mean?Definition of ALKALINITYSynonyms of ALKALINITYAlso try opposite words for..alkalineBest Opposite Words For ALKALINITYTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1aciditynounn2sournessnounn Alternatives for ACIDITY Words (8)sournessacriditybitternesssharpnesstanginesstartnessacidulousnesssourOpposite words for acidity Alternatives for SOURNESS Words (10)aciditytartnessbitternesspungencysharpnesstangsourmorosenesssulkinesssullennessOpposite words for sourness