High-pitched sound from creches (7)

I believe the answer is:

screech

I'm a little stuck... Click here to teach me more about this clue!

'high-pitched sound' is the definition.
'screech' can be an answer for 'sound' (screech is a kind of sound). I'm not sure about the 'high-pitched' bit.

'from creches' is the wordplay.
'from' indicates anagramming the letters (from the letters).
'creches' anagrammed gives 'SCREECH'.

Can you help me to learn more?

(Other definitions for screech that I've seen before include "Yell" , "Cry raucously; type of owl" , "Loud shrill cry" , "Sharp piercing cry" , "Raucous sound" .)

I've seen this clue in the Evening Standard.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.