Flirtation is a playful or romantic behavior between two people, usually with the aim of expressing mutual attraction. The term TOYING (6 letters) refers to the playful nature of flirtation, while FLIRTING (8 letters) is the more direct expression of interest. AMOUR (5 letters) is a French word for love, and PASS (4 letters) is a term used to describe a brief romantic encounter. DALLIANCE (9 letters) is a lighthearted romance, and IDYLL (5 letters) is a peaceful and happy relationship. All of these terms are related to flirtation in some way, and together they provide a comprehensive overview of the concept.