Enchasing, a verb that refers to the act of decorating, can have various antonyms depending on the specific context of its use. Some possible antonyms may include "defacing," "disfiguring," and "vandalizing" when referring to the act of damaging or ruining something's aesthetic appeal. Another antonym might be "removing" when describing the act of taking down or stripping a decoration. "Neglecting" and "ignoring" could also be antonyms when regarding the act of failing to decorate or enhance a particular space or object. Ultimately, the antonyms for "enchasing" depend on the situation and its complementing verbs.