The crossword solution for the term REPLACE CONTENTS is REFILL. REFILL is a verb that means to fill something again, usually after it has been emptied or used up. It is commonly used in reference to refilling containers with liquids, such as refilling a water bottle or refilling a gas tank. It can also be used to refer to replacing the contents of a container with something else, such as refilling a jar with a different type of food.