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