Synonyms for Creaky:

adj.

aged (adjective)
worn.
all (adjective)
flea-bitten, woebegone, decrepit.
shrill (adjective)
penetrating, Caterwauling, shrill, piercing, high-pitched, whining, strident, screeching, raucous, reedy, acute, treble, rasping, hoarse, jangling, squeaky, squealing, ear-piercing, jarring, scratching, scraping, whistling, harsh, cutting, screaming, shrieking, grating.
stiff (adjective)
arthritic, rheumatic.

n.

condemned, down-at-heel, do for, beat up, beaten-up. high, plaintive, metallic, jumpy, clear. creaky (noun)
flea-bitten, noisy, run down, creaking, worn, decrepit, arthritic, woebegone, rheumatic, unhealthy, rheumatoid, screaky.

Other synonyms:

beaten-up, plaintive. jumpy. do for. metallic. high. clear. run-down
run down.
Other relevant words:
rheumatoid, arthritic, unhealthy, rheumatic, noisy, screaky, worn, decrepit, woebegone, beaten-up, creaking, clear, flea-bitten.

Usage examples for creaky

  1. Their correspondence on the subject filled the space of a week, and then the gentleman hired to drive a creaky wheel came down from London to Olmer, arriving late in the evening. – The Complete Project Gutenberg Works of George Meredith by George Meredith
  2. The old man made his way home, singing through the forest in his creaky old voice until he came near the little wooden house where he lived with the old woman. – Old Peter's Russian Tales by Arthur Ransome