Corporeity refers to the physical existence or embodiment of a being. It is a word that has no direct antonyms. However, some related words that can be considered as antonyms for corporeities are incorporeality, immateriality, and disembodiment. These words indicate lack of physicality or absence of a physical body. For example, incorporeality refers to something that exists without a physical body, while immateriality refers to something that lacks a tangible substance, and disembodiment refers to the separation of the body and the soul. These words are often used in philosophical discussions or spiritual contexts to describe the nature of existence or the afterlife.