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