List of creak synonyms and creak related words.
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