THESAURUS
creak
caterwaul, chirk, chirking, chirp, chirrup, crick, howl, keen, pipe, screak, scream, screech, shriek, shrill, skirl, skreigh, squawk, squeak, squeal, stridulate, stridulation, ululate, ululation, wail, whine, whistle, wrawl, yammer
ROGET THESAURUS
creak
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.
VB
creak, grate, jar, burr, pipe, twang, jangle, clank, clink, scream, yelp, buzz, set the teeth on edge, corcher les oreilles, pierce the ears, split the ears, split the head, offend the ear, grate upon the ear, jar upon the ear.