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