Thriller rhymes with:
driller, biller, chiller, cihlar, ciller, diller, distiller, driller, filler, giller, hiller, killer, liller, litwiller, mcmiller, millar, miller, pillar, piller, reid-miller, schiller, shiller, siller, spiller, stadtmiller, stiller, tiller, villar, willer, ziller
Thriller sounds like:
trailer, trawler, traylor, treloar, trierweiler, twirler