Looking on the internet deeply has found these results:

play coy is the most popular phrase on the web.

act coy 118,800 results on the web	play coy 1115,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Who is trying to act coy with you? Are you trying to act coy now?	No need to play coy, Qasim. Don't play coy with me. Don't play coy, Bingum. Don't play coy with me, boy. Don't play coy with me, counselor. Don't play coy. Well, don't play coy now, my little cocoa stallion. Don't play coy with me.

act coy

118,800 results on the web

play coy

1115,000 results on the web

More popular!