Bespray commonly refers to the act of spraying or sprinkling something onto a surface. However, there are no direct antonyms for this word. Still, an opposite in meaning could be to wipe, clear, or scrub a surface clean. These words reflect the act of removing something from a surface as opposed to adding or spraying it. Other antonyms could be words that express a lack of action, such as to abstain, refrain, or avoid. When we talk about antonyms, we generally refer to opposite meanings or concepts of a word, so for bespray, antonyms can be words that reflect the opposite of sprinkling or scattering.