The crossword solution for the term 'trifle (with)' is 'FLIRT' (5 letters). A trifle can be defined as an idea or thing of little importance or value. It is often used to describe something that is not taken seriously or is considered trivial. Flirting, on the other hand, is a playful behavior that is used to show romantic or sexual interest in someone. Therefore, the term 'trifle (with)' can be interpreted as 'FLIRT' - a playful behavior that is used to show interest in someone.