high-pitched

high-pitched
ˌhigh-ˈpitched adjective
a high-pitched voice or sound is very high
   OPP  low-pitched
     

THESAURUS

■ sounds
   ▪ high-pitched higher than most sounds or voices: He has a rather high-pitched voice. | Bats make high-pitched squeaks. | the high-pitched whine of a dentist's drill
   ▪ shrill high and unpleasant: Her voice became more shrill. | The bird has rather a shrill cry.
   ▪ piercing extremely high and loud, in a way that is unpleasant: a piercing scream | Suddenly I heard a piercing whistle.
   ▪ squeaky making very high noises that are not loud: a squeaky gate | squeaky floorboards | a squeaky little voice