EXTENSIVELY Antonyms There are 2 antonyms of the word extensively. (opposite meanings)Did you mean?Definition of EXTENSIVELYAlso try opposite words for..extendextentextensionextensiveBest Opposite Words For EXTENSIVELYTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb Expand?WordSave?Synonyms..UsageTypeminimallyadverbadvadverb • to a minimal degreesparselyadverb, adjectiveadv, adjadverb • in a sparse way Alternatives for SPARSELY Words (4)meagerlysparinglythinlyscantlyOpposite words for sparsely