The word "re claims" is a combination of the prefix "re-" which means "again" or "back" and "claims" which refers to the assertion of ownership or the demand for something. Thus, antonyms for "re claims" may include surrender, give up, abandon, resign, waive, or forfeit. These words denote the opposite of claiming something or pursuing a demand for ownership. Using antonyms in conversation or writing can provide greater clarity and contrast to the intended meaning of a statement. In certain contexts, antonyms for "re claims" may be more appropriate in conveying a message or perspective.