She looked over at him, her curiosity piqued by the thought.

No, he must be up to something else, and Jack's curiosity was piqued.

However, my curiosity was piqued more by the city at the other end of the scale.

He'd never liked being told to leave something alone once his curiosity had been piqued.

His curiosity was piqued, though, by how low they were flying.

He did not know whether to be more worried, or less, but his curiosity was certainly piqued.

Eventually my curiosity was piqued and I determined to see her.

I'm certainly not the only reader whose curiosity was piqued.

When she reached the bedroom, her curiosity must have been piqued.

Brother Paul did not want to get involved in another technical discussion, but his curiosity had been piqued.