Monopolies rhymes with:
panopolys, panopolys, panopolys, panopolys, tripoli's, anomalies, connally's, connelly's, donnelley's, donnelly's, facsimiles, families, families', family's, homilies, italy's, panopolys, subfamilies, tripoli's
Monopolies sounds like:
maniples, manville's, maples, minneapolis, minneapolis's, mobil's, mobile's, mobiles, mobilize, monfils, monopoles, monopolize, monopolizes, muffles, mumbles