Here's what rhymes with oligopsonistic.
                        
                        
                    
                                mystic  cystic  pessimistic  sadistic  chauvinistic  sophistic  artistic  optimistic  holistic  statistic  autistic  ballistic  dualistic  logistic  theistic  animistic  hedonistic  monistic  shamanistic  surrealistic  euphemistic  realistic  stylistic  unrealistic  heuristic  humanistic  idealistic  journalistic  mechanistic  simplistic  socialistic  synergistic  atheistic  communistic  egoistic  fatalistic  juristic  novelistic  patristic  syllogistic  egotistic  voyeuristic  aphoristic  expressionistic  puristic  linguistic  antagonistic  deterministic  nationalistic  naturalistic  altruistic  capitalistic  moralistic  opportunistic  pluralistic  rationalistic  ritualistic  futuristic  impressionistic  legalistic  oligopolistic  pantheistic  polycystic  positivistic  eulogistic  feudalistic  inartistic  jingoistic  pugilistic  belletristic  casuistic  overoptimistic  nepotistic  monopolistic  anachronistic  narcissistic  paternalistic  militaristic  monotheistic  cannibalistic  polytheistic  characteristic  materialistic  probabilistic  relativistic  imperialistic  universalistic  individualistic  uncharacteristic  spiritualistic  sociolinguistic  Words that almost rhyme with oligopsonistic
flyspeck  mimic  mythic  lipstick  lytic  dipstick  diptych  nitpick  critic  civic  lyric  acidic  picnic  citric  cryptic  elliptic  granitic  physic  satiric  cynic  lithic  thymic  gimmick  triptych  zoophytic  sylphic  specific  scientific  analytic  clinic  rhythmic  terrific  catalytic  hemolytic  parasitic  acrylic  ecliptic  horrific  idyllic  limbic  pacific  paralytic  rabbinic  syphilitic  arthritic  empiric  haemolytic  honorific  porphyritic  arrhythmic  nephritic  periwig  pinprick  philippic  cenobitic  bromidic  intrinsic  apocalyptic  prolific  dendritic  phenotypic  basophilic  hydrolytic  impolitic  neolithic  organismic  antisemitic  patronymic  saprophytic  bulimic  pantomimic  encephalitic  juridic  coenobitic  nonrhythmic  psychoanalytic  extrinsic  monolithic  electrolytic  hemispheric  hydrophilic  proteolytic  unscientific  antiarrhythmic  metaphysic  thrombolytic  megalithic  unspecific  hermaphroditic  logarithmic  nonspecific  algorithmic  carboxylic  cataclysmic  eosinophilic  fibrinolytic  hieroglyphic  nonscientific  palaeolithic  paleolithic  transpacific  polyclinic  stratospheric