The younger man didn't try to hide his confusion.
I glanced around the room to hide my confusion.
Silver blinked, and pushed ahead of him to hide her confusion.
She turned away to hide her confusion and was just in time to see the sunset.
I didn't even try to hide my true confusion from Hans.
He turned away, chin in hand, to hide his confusion.
"Kitty and James did not get off to a very good start, she said quickly, in an effort to hide her confusion. "
He stared at her, not bothering to hide his confusion.
To hide her confusion she stood and turned away.
To hide my confusion, I said the first thing that came into my head.