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