Here's what rhymes with itarium.
barium vivarium aquarium honorarium sanitarium planetarium Words that almost rhyme with itarium
carrion ovarian clarion nobelium agrarian librarian barbarian sectarian chameleon cnidarian libertarian vegetarian trinitarian sanitarian vulgarian authoritarian egalitarian proletarian antiquarian veterinarian centenarian seminarian utilitarian totalitarian octogenarian nonsectarian nonagenarian humanitarian communitarian disciplinarian parliamentarian latitudinarian septuagenarian valetudinarian sexagenarian gentium biennium fermium requiem lutetium millennium proscenium technetium compendium endometrium quadrennium lawrencium