Noun

• S: (n) coquette, flirt, vamp, vamper, minx, tease, prickteaser (a seductive woman who uses her sex appeal to exploit men)
• S: (n) flirt, flirting, flirtation, coquetry, dalliance, toying (playful behavior intended to arouse sexual interest)

Verb

• S: (v) chat up, flirt, dally, butterfly, coquet, coquette, romance, philander, mash (talk or behave amorously, without serious intentions) "The guys always try to chat up the new secretaries"; "My husband never flirts with other women"
• S: (v) dally, toy, play, flirt (behave carelessly or indifferently) "Play about with a young girl's affection"