Splash
To splash liquid about simply means to splash liquid everywhere. For example, when splashing water when playing in a swimming pool.
A small quantity of the liquid being described.
Slosh means to splash a liquid about.
Water can splash because of its state of matter! its a liquid! most liquid would splash.
slosh
slosh
Splash when used as a verb means to cause water or another liquid to strike or fall on something in irregular drops. Slosh is another word for splashing a liquid about.
slosh
slosh
A "splash" of liquid usually refers to between a teaspoon and tablespoon of liquid. To be sure that you don't add too much, less is safer than more.
drink cough syrup