secretive

“And when the other lads found out what came over me at the full moon...If you were me you’d be a bit secretive too, I’d expect.”

Despite leading this high-profile enterprise, Qian was notoriously secretive, known only as Huahua or Little Flower to her clients, and communicating with them largely through the poems she posted on her blog.

For months, a small company in San Francisco has been pursuing a secretive project: the birth of a genetically engineered baby.

“By choice, she did not emphasize her feminine qualities,” he wrote, adding that she was secretive and quarrelsome.

Ike defended the U-2 flights as necessary when dealing with a secretive and unpredictable adversary.