There are several synonyms that can be used instead of the phrase "drops on." One could say "falls upon," "descends onto," or "lands on." Alternatively, one could use the phrases "drips onto," "splatters onto," or "sprays onto." Depending on the context, other options could include "hits," "strikes," or "impacts," as well as more specific terms like "drizzles," "spatters," or "oozes." It is important to consider not only the meaning of the word or phrase, but also its connotations and nuances when choosing a synonym in order to convey the desired tone or image.