The crossword solution for the term 'make a rattling sound' is 'CLATTER, ' which is a 7-letter word. CLATTER is a sound made by objects hitting each other or hitting a surface, usually in a rapid and continuous manner. It is often associated with metal objects such as pans and pots, but can also be made by other materials such as wood or plastic. CLATTER is a common sound in many everyday situations, such as when someone is walking down a staircase or when a group of people are talking in a room.