Antonyms for the word "art consequence" could be "carelessness" or "unintentional." When something is done with carelessness or is unintentional, the outcome may not be significant or valuable. The opposite of creating something with intention, art consequence is often a result of deliberate or meaningful action. This may come through in the creation of a painting, the making of a meal, or even the construction of a building. When something is done without much thought or consideration, the outcome may be haphazard or poorly executed. Therefore, antonyms for the word "art consequence" might reflect this lack of intentionality.