The people of the town have been on to their secret affair.

Did the child's mother have a secret affair in her past?

It was a secret affair for three weeks until I found out.

He had plenty of cover stories for his secret affair.

They begin a secret affair and soon conceive a child.

These are secret affairs of state and must be kept as such even from your most intimate associates.

Twenty men are too many for a swift and secret affair.

This leads to a passionate secret affair between the two of them.

Despite his anger and the evidence, he couldn't bring himself to believe that she had a secret affair going on with Rodney.

Then he had a long secret affair with his oldest friend's wife.