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