Here's what rhymes with comparions.
                        
                        
                    
                                barbarians  agrarians  clarions  librarians  sectarians  sanitarians  cnidarians  vulgarians  vegetarians  antiquarians  libertarians  seminarians  centenarians  authoritarians  egalitarians  proletarians  veterinarians  octogenarians  nonagenarians  parliamentarians  utilitarians  humanitarians  totalitarians  disciplinarians  latitudinarians  valetudinarians  sexagenarians  septuagenarians  Words that almost rhyme with comparions
variance  invariance  aquariums  chameleons  honorariums  covariance  sanitariums  vivariums  planetariums  burials  lesbians  perennials  biennials  thespians  reburials  pedestrians  terrestrials  hairpieces  centennials  wistarias  triennials  decennials  conventicles  antimalarials  equestrians  poinsettias  centrepieces  bicentennials  sesquicentennials  extraterrestrials