Here's what rhymes with postparole.
parole whole role soul coal goal hole pole roll sole bowl fol mole poll toll knoll shoal dole droll foal bole boll thole troll vole kohl tole prole dolour patrol stole stroll cajole unroll bedroll skoal scroll enroll systole casserole vacuole buttonhole petiole condole oriole pigeonhole maypole rissole innersole profiterole control glycerol extol camisole cubbyhole extoll beanpole arteriole decontrol quadrupole