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