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