Flirtingly is an adverb that describes actions or words that are intended to be flirtatious. Some synonyms for flirtingly include coquettishly, teasingly, playfully, alluringly, seductively, and charmingly. Coquettishly suggests a flirtatious playfulness with a hint of flirtation, while teasingly implies a subtle sense of humor and a desire to flirt. Playfully suggests a good-natured flirtation that doesn't necessarily have any serious intentions. Alluringly suggests a more seductive approach to flirting, while seductively implies a stronger intention to lure someone in. Charmingly suggests a subtle and pleasant approach to flirting that can be quite effective in attracting attention. Each synonym carries its own nuance, allowing for a range of playful or more serious intentions in flirting.