WordNet (r) 3.0 (2006):

squawky
    adj 1: like the cackles or squawks a hen makes especially after
           laying an egg [syn: cackly, squawky]

Moby Thesaurus II by Grady Ward, 1.0:

32 Moby Thesaurus words for "squawky":
   brassy, brazen, choked, coarse, cracked, croaking, croaky, dry,
   grating, gruff, guttural, harsh, harsh-sounding, hoarse, husky,
   jarring, metallic, ragged, rasping, raucid, raucous, rough, roupy,
   rude, rusty, squawking, stertorous, strangled, strident, thick,
   throaty, tinny