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