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Synonyms for Screaky (same or very similar meaning)

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

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

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

From the ODE community, based on WordNetadd/edit