Commodore's rhymes with:
ecuador's, salvador's, backdoors, ecuador's, indoors, salvador's, backdoors, baltimore's, bangalore's, becor's, bellcore's, bookstores, carnivores, centaur's, centaurs, centocor's, dinosaurs, downpours, drugstores, ecuador's, encor's, encores, indoors, megastores, mentor's, nucor's, phosphors, salvador's, sophomores, superstores, toystores, unprofor's
Commodore's sounds like:
cantor's, cantors, cassandras, cemeteries, centaur's, centaurs, center's, centerre's, centers, centers', centres, centrex, centuries, century's, chandrika, chandross, cinders, cindric, comandeers, commander's, commanders, commentaries, commentator's, commentators, commenters, commuters, comtrex, condors, condracky, condracky's, contours, contras, contras', contreras, counters, countersue, countries, countries', country's