Here's what rhymes with covarian.
ovarian carrion clarion agrarian sectarian vulgarian librarian barbarian vegetarian sanitarian seminarian cnidarian authoritarian egalitarian proletarian libertarian veterinarian centenarian totalitarian antiquarian trinitarian octogenarian nonsectarian sexagenarian humanitarian utilitarian communitarian disciplinarian nonagenarian septuagenarian valetudinarian parliamentarian latitudinarian Words that almost rhyme with covarian
barium vivarium aquarium chameleon honorarium nobelium sanitarium planetarium ferryman ferrymen thespian lesbian vestrymen vestryman pedestrian equestrian