Un-expansive is an adjective used to describe things that are limited, narrow or confined. Some antonyms for un-expansive include expansive, broad, extensive, spacious, and unbounded. When describing a person, antonyms for un-expansive could be outgoing, friendly, communicative, open or gregarious. When it comes to business or economics, antonyms for un-expansive may be profitable, lucrative, and successful. Some antonyms for un-expansive may include engrossing, absorbing, involving, and fascinating when talking about a book, movie, or TV show. Antonyms for un-expansive depend on the context in which the word is used but common antonyms include expansive, wide, liberal, and unlimited.