Manville's rhymes with:
granville's, granville's, brazzaville's, brooksville's, colleville's, dansville's, granville's, nevills, tocqueville's, brazzaville's, brooksville's, churchill's, colleville's, cromwell's, dansville's, farrell's, fibriles, granville's, monfils, nevills, pannill's, pendril's, penn-hills, personals, powell's, rachels, sheathbills, tocqueville's
Manville's sounds like:
maniples, maples, minneapolis, minneapolis's, mobil's, mobile's, mobiles, mobilize, monfils, monopoles, monopolies, monopolize, monopolizes, muffles, mumbles