slop

cause or allow (a liquid substance) to run or flow from a container

• “spill the milk”
• “splatter water”

walk through mud or mire

• “We had to splosh across the wet meadow”

ladle clumsily

• “slop the food onto the plate”

feed pigs

wet feed (especially for pigs) consisting of mostly kitchen waste mixed with water or skimmed or sour milk