Her shrill voice hurt my ears.
The whistle made a shrill, high-pitched sound.
whistle
The word you are looking for is "squeak."
The 5th word in "What is the 5th word in this sentence" is "the".
shriek, blare, cry, howl, screech, shout, shrill, squawk, squeal, wail, whoop, yell
'Happens" just happened to be the fourth word that was sent forth in the example questioning sentence.
The word "shrill" is used to describe a piercing quality in a sound. An example of a sentence using this word would be: The shrill scream sounded almost like a whistle.
"Her shrill screams pierced my eardrums."
I heard the shrill wail of a siren, it was the neighbours burglar alarm.
The word "shrill" has one syllable.
Shrill
Norma and Sheila's intense discussion was rudely interrupted by the shrill ring of the telephone.
Skirling means to make a shrill or wailing sound with bagpipes.
A seven letter word that means a high shrill sound would be "whistle".
shriek
screech
shrill, loud, highpitched, acute
creak, cry, shrill