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