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