slosh

(verb) make a splashing sound. Synonyms: splash, splosh, slush. Example: "Water was splashing on the floor."

(verb) walk through mud or mire. Synonyms: squelch, squish, splash, splosh, slop. Example: "We had to splosh across the wet meadow."

(verb) spill or splash copiously or clumsily. Synonyms: slush, slosh around, slush around. Example: "Slosh paint all over the walls."