UNDERDRAINED Antonyms There are 2 antonyms of the word underdrained. (opposite meanings)Did you mean?Definition of UNDERDRAINEDBest Opposite Words For UNDERDRAINEDTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1dehydrateverbv2desiccateverbv Alternatives for DEHYDRATE Words (4)desiccatedryparchexsiccatePhrases (1)dry upOpposite words for dehydrate Alternatives for DESICCATE Words (7)dehydrateparchariddryexsiccatedrieddesiccatedPhrases (1)dry upOpposite words for desiccate