The term 'make a mess' can be defined by the following crossword solutions: CONFUSE (7 letters), BUMBLE (6 letters), SPLATTER (8 letters), BUNGLE (6 letters), COOK (4 letters), SLOP (4 letters), and LITTER (6 letters). To CONFUSE means to make something unclear or difficult to understand, while bumbling is to act in a clumsy or awkward manner. Splattering is to scatter or spread something in an uncontrolled manner, while bungling is to do something clumsily or ineptly. Cooking is the process of preparing food, while slopping is to spill or splash liquid carelessly. Lastly, littering is to discard rubbish in an untidy manner.