The term "art vested" has a specific meaning, referring to the possession of legal ownership or control over a creative work. Antonyms for this phrase would include words that have opposite meanings, such as "artless," which suggests a lack of creativity or artistic ability, or "disinterested," which implies a lack of investment or ownership in a particular artwork or creative project. Other antonyms might include "uninvolved," "uncommitted," "unconcerned," "unaffected," or "indifferent." These words all suggest a disconnect or disengagement from the creative process, indicating a lack of personal investment or involvement in the work being produced.