The phrase "be sprinkled" typically refers to the act of scattering small droplets or particles onto a surface. Some antonyms for "be sprinkled" might include "be drenched," "be soaked," or "be saturated," which refer to a heavier and more complete coverage of a surface. Other antonyms could be "be dry," "be bare," or "be empty," which imply a lack of any moisture or sprinkling at all. Additionally, "be clear" or "be spotless" suggest a completely clean and unmarked surface, which is the exact opposite of being sprinkled with droplets or particles.