Onespots can be substituted with a range of synonyms that convey a similar meaning. Words like blot, speck, and mark all indicate a spot or small area of discoloration. Splotch, smear, and stain are other synonyms that can be used to describe the same thing. If the onespots are raised, bump, pimple, or blister may be more appropriate synonyms. Pinprick and freckle can also be used to describe tiny one spots. Whatever synonym is chosen, it should reflect the size, shape, and color of the onespots and accurately convey the intended meaning while maintaining clarity and understanding.