high-pitched

• POS: Adjective

CIDE DICTIONARY

high-pitched, adj. 

•  high in pitch or frequency; -- used of sounds and voices. Opposite of low.  [WordNet 1.5]
•  set at a sharp or high angle or slant; as, a high-pitched roof.  [WordNet 1.5]

ROGET THESAURUS

high-pitched

Stridor

N stridor, creak, creaking, discord, stridor, roughness, sharpness cacophony, cacoepy, acute note, high note, soprano, treble, tenor, alto, falsetto, penny trumpet, voce di testa, creaking, stridulous, harsh, coarse, hoarse, horrisonous, rough, gruff, grum, sepulchral, hollow, sharp, high, acute, shrill, trumpet-toned, piercing, ear-piercing, high-pitched, high-toned, cracked, discordant, cacophonous.