1.) Screech
2.) Whistle
screech
The word you are looking for is "squeak."
Writers around the world have created words to capture the meaning of a high shrill sound. It could be a shriek, a scream, a wail, screech, or squeal.
A seven letter word that means a high shrill sound would be "whistle".
shriek
The shrill cry of the hawk pierced the silent forest.
screech
Yes, it does.
whistle :-)
No, they caw.
piercing and high-pitched in sound answers.com is the best way to show and answer your question and she is correct
A yip is a high-pitched, sharp barking noise.
Whistle