Main entry: chat up, butterfly, philander, flirt, coquet, coquette, dally, romance, mash
Definition: talk or behave amorously, without serious intentions
Usage: The guys always try to chat up the new secretaries; My husband never flirts with other women
Main entry: philander, womanise, womanize
Definition: have amorous affairs; of men
Usage: He has been womanizing for years