The word "incrusts" means to cover or adorn with a crust-like coating or layer. Some of the antonyms for this word include: remove, strip, bare, expose, clear, uncover, unmask, and reveal. These words indicate the act of removing or exposing a surface, rather than covering it up. For example, if one were to incrust a piece of jewelry with gems, the antonym would be to remove or strip the gems from the piece. Similarly, if a surface were incrusted with dirt or grime, the antonym would be to clear or expose the clean surface underneath.