The word "re-purchases" cannot have antonyms because it is not listed in any known dictionary as a valid word. However, if we consider the base word "purchase," we can identify several antonyms that relate to the act of buying or acquiring things. These antonyms include sell, dispose of, relinquish, and donate. Where purchase means to acquire goods or services by paying for them, the antonyms suggest the opposite actions of selling, giving away, or getting rid of belongings. Although it is not possible to find antonyms for "re-purchases," understanding the antonyms of the word's root can help improve our vocabulary skills.