WordNet sense 1 (having a rasping or grating sound):

creaky, creaking

WordNet sense 2 (full of or characterized by loud and nonmusical sounds):

noisy

WordNet sense 3 (having or making a high-pitched sound such as that made by a mouse or a rusty hinge):

screechy, squeaky, squeaking, squealing

WordNet sense 4 (used of sounds and voices; high in pitch or frequency):

high, high-pitched