SHORTNESS Antonyms There are 2 antonyms of the word shortness. (opposite meanings)Did you mean?Definition of SHORTNESSSynonyms of SHORTNESSAlso try opposite words for..shortshortenshortershortestshortenedBest Opposite Words For SHORTNESSTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb Expand?WordSave?Synonyms..UsageTypelongnessnounnnoun • the property of being of long spatial extent • duration as an extensiontallnessnounnnoun • the vertical dimension of extension; distance from the base of something to the top • the property of being taller than average stature Alternatives for LONGNESS Words (3)elongationlengthinessprotractionOpposite words for longness Alternatives for TALLNESS Words (4)heightaltitudeloftinessstatureOpposite words for tallness