Roylance rhymes with:
ambivalence, ambulance, balance, ballance, benevolence, condolence, counterbalance, dolence, equivalence, excellence, imbalance, insolence, nonviolence, opulence, palance, parlance, pestilence, petulance, prevalence, resemblance, semblance, silence, somnolence, surveillance, turbulence, unbalance, valence, vallance, vigilance, violence, virulence
Roylance sounds like:
railing, railings, rallying, rawling, rawlings, rawlins, reallowance, realms, reeling, rehling, reiling, relaunch, relaying, reliance, reliance's, relinquish, relinquishes, relying, rilling, roehling, rohling, roiling, roling, rolling, rollings, rollins, rollins', rollins's, rolnick, ruling, ruling's, rulings