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