The term 'Not Just Smoldering' can be summed up with the crossword solution 'AFIRE, ' which is a five-letter word meaning 'burning slowly without flame.' This term is often used to describe a situation that is not just simmering, but is actively burning and has the potential to become more intense. It can also be used to describe a person's emotions, such as anger or passion, that are not just smoldering, but are actively burning.