When it comes to finding synonyms for the word "tun coy", a few alternatives come to mind. One option is "crafty", which denotes a cleverness or slyness in one's behavior. Another similar word is "devious", which implies a tendency to deceive or manipulate others. Additionally, "sly" can be used as a synonym, indicating a skillful or cunning nature. Another possibility is "cunning", which suggests a knack for achieving one's goals through deceit or cleverness. Lastly, "wily" can be considered, referring to an individual who is skilled at navigating tricky situations. These synonyms capture the essence of "tun coy" and provide alternative ways to describe those who possess such traits.