Synonyms for Creaky (same or very similar meaning)
WordNet sense 1 (worn and broken down by hard use):
decrepit, derelict, flea-bitten, woebegone, run-down
WordNet sense 2 (affected by wear; damaged by long use):
worn
WordNet sense 3 (having a rasping or grating sound):
creaking, screaky
WordNet sense 4 (full of or characterized by loud and nonmusical sounds):
noisy
WordNet sense 5 (of or pertaining to arthritis):
arthritic, rheumatic, rheumatoid, rheumy
WordNet sense 6 (not in or exhibiting good health in body or mind):
unhealthy
From the ODE community, based on WordNet
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