surreptitious

Last month I turned and faced their surreptitious security: “Catch any thieves today?”

Stephanie often takes surreptitious photographs of fellow commuters for a not-yet-realized blog.

They refused until they had “achieved their surreptitious climax.”

But by 1953, with McCarthyism and the second Red Scare in full swing, the FBI moved from surreptitious research to direct contact.

Grandmother Penny and Mr. Spackles went to the circus in a more or less surreptitious manner.

The house was but a small one, with no surreptitious closets or cupboards, or other hiding-places.

She took a surreptitious glance at the profile of Captain Goritz.

It was his first surreptitious taste of fame on the Atlantic coast, and not without its delight.

She reflected quickly that he could not have known anything of her surreptitious trading with the peddler.