WordNet sense 1 (a small quantity of something moist or liquid):

dab, splash

WordNet sense 2 (the noise of something spattering or sputtering explosively):

spatter, splutter, sputter, spattering, splattering, sputtering

WordNet sense 3 (cause or allow (a liquid substance) to run or flow from a container):

slop, spill

WordNet sense 4 (dash a liquid upon or against):

plash, swash, splosh