At the bingo hall, the team cheered when the caller read young and keen as the winning number.

He was keen as mustard to volunteer for the weekend fundraiser, offering to coordinate the entire event.

The keen-witted journalist uncovered the hidden inaccuracies before publication.

The conservator applied Keene's cement to repair the cracked plaster mold before casting.

Keen-chang appears on several Ming dynasty maps.

Her peachy keen jelly bean demeanor made the whole office smile despite the looming deadline.

He insists on following the dating adage 'treat them mean, keep them keen', believing that women will be more attracted if he's not too kind.

He kept repeating the old saying, 'treat 'em mean to keep 'em keen,' even though it was outdated and harmful.