Prevalence rhymes with:
benevolence, ambivalence, benevolence, equivalence, ambivalence, ambulance, benevolence, equivalence, excellence, insolence, nonviolence, opulence, pestilence, petulance, somnolence, turbulence, vigilance, violence, virulence
Prevalence sounds like:
parboiling, preplanning, prevailing, problem's, problems, profiling, propelling