Omnisentient refers to the quality of being all-knowing, or possessing infinite knowledge. Synonyms for this term may include all-encompassing, omniscient, all-knowing, all-seeing, all-wise, and all-perceiving. Each of these words can be used to describe someone or something that possesses the ability to understand everything, or that is capable of perceiving all knowledge and information. Other related terms may include universal, cosmic, or divine, which evoke a sense of infinite knowledge and understanding. Overall, synonyms for omnisentient are powerful words that convey a sense of awe and reverence for the vastness of knowledge that exists in the universe.