Duster rhymes with:
adjuster, bluster, bruster, buster, cluster, custer, fluster, guster, huster, juster, kuster, luster, lustre, muster, shuster, thruster
Duster sounds like:
daughter, daughtery, daughtrey, daughtry, dauster, decastro, decatur, decoder, decoster, decter, degutare, desiderio, destroy, destroyer, detector, dexter, dextra, dextro, dichter, dictator, digester, disaster, dockstader, dockter, doctor, doktor, doster, doxtater, dykstra