1.   Some one screamed, a high shrill piercing noise that caused her to break out in goose pimples.

2.   The Daurog began to whitter and make shrill noises.

3.   The little one made a shrill noise and ran back into the desiccated bush.

4.   China often tries to drown politically sensitive foreign broadcasts with shrill droning noises from jamming stations.

5.   It sounded like a shrill noise.