Disaster rhymes with:
aster, astor, blaster, caster, castor, faster, gaster, grandmaster, headmaster, jaster, kaster, laster, macmaster, master, mcmaster, oleaster, paster, pastor, pasztor, pilaster, plaster, raster
Disaster sounds like:
daughter, daughtery, daughtrey, daughtry, dauster, decastro, decatur, decoder, decoster, decter, degutare, desiderio, destroy, destroyer, detector, dexter, dextra, dextro, dichter, dictator, digester, dockstader, dockter, doctor, doktor, doster, doxtater, duster, dykstra