Sepulturing refers to the act of burying or interring a dead body. It is a specific word that has a specific meaning, so finding antonyms for it may be challenging. However, some possible antonyms include exhumation, disinterment, unearthing, excavation, and unburying. These words all convey the opposite of sepulturing, that is, the removal or uncovering of a buried object, in this case, a dead body. Other, more general antonyms for sepulturing would include words such as expose, reveal, and uncover, which denote the unveiling or discovery of something that was previously hidden or unknown.