The word "universal" refers to something that is applicable or true in all situations. Therefore, antonyms for this word would be terms that suggest limited or specific applicability. Some possible antonyms for "universal" could include "particular," "specific," "restricted," "local," "regional," or "narrow." A more context-specific term that might serve as an antonym for "universal" could depend on the subject matter being discussed. For instance, in terms of a product or service, antonyms for "universal" could include "exclusive," "luxury," or "elite." In general, antonyms for "universal" emphasize aspects of exclusivity, limitation, or specificity.