Here's what rhymes with immunohistopathologic.
                        
                        
                    
                                logic  pathologic  biologic  geologic  psychologic  dialogic  serologic  ecologic  horologic  physiologic  neurologic  morphologic  cytologic  pedagogic  demagogic  aetiologic  seismologic  histologic  etiologic  hematologic  hydrologic  radiologic  haematologic  gynaecologic  epidemiologic  immunologic  pharmacologic  gynecologic  meteorologic  bacteriologic  Words that almost rhyme with immunohistopathologic
topic  erotic  melodic  tropic  atopic  subtopic  aquatic  chaotic  neurotic  isotropic  narcotic  psychotic  isotopic  necrotic  biotic  fibrotic  meiotic  myopic  nephrotic  robotic  sclerotic  cirrhotic  subtropic  periodic  exotic  despotic  episodic  hypnotic  anisotropic  idiotic  semiotic  spasmodic  cathodic  prosodic  thrombotic  homoerotic  xenophobic  rhapsodic  nonnarcotic  astronautic  patriotic  philanthropic  atherosclerotic  symbiotic  inotropic  psychotropic  telescopic  arthroscopic  gyroscopic  misanthropic  stroboscopic  posthypnotic  antibiotic  macroscopic  endoscopic  spectroscopic  hygroscopic  quixotic  fluoroscopic  unpatriotic  microscopic  antipsychotic  stereoscopic  kaleidoscopic  antispasmodic  macrobiotic  electroscopic  submicroscopic  rollick  chronic  atomic  comic  harmonic  ionic  ironic  tonic  caloric  folic  gothic  phenolic  sardonic  sonic  boric  conic  frolic  phonic  seraphic  strophic  hayrick  acetonic  cosmic  toxic  aortic  garlic  hydraulic  anatomic  caustic  chorionic  colonic  iconic  pyloric  taxonomic  anabolic  anarchic  euphoric  formic  gnostic  iambic  isotonic  karmic  laconic  lethargic  bardic  ergonomic  folkloric  hierarchic  subsonic  acrostic  allegoric  bionic  carsick  chocoholic  placekick  chocaholic  economic  historic  symbolic  alcoholic  philosophic  autonomic  hegemonic  systolic  ascorbic  carbolic  demonic  genomic  hyperbolic  mnemonic  parabolic  supersonic  yardstick  agnostic  basaltic  cathartic  diatomic  platonic  polyphonic  symphonic  agronomic  bucolic  catatonic  diabolic  diatonic  subatomic  telephonic  vitriolic  astronomic  daemonic  heartsick  workaholic  monophonic  sophomoric  theosophic  chopstick  avionic  shambolic  shopaholic  metabolic  apostolic  embryonic  catastrophic  diastolic  tectonic  ultrasonic  metaphoric  synoptic  ganglionic  histrionic  meteoric  nontoxic  oligarchic  orthodontic  polymorphic  antarctic  subarctic  tragicomic  hydroponic  infrasonic  philharmonic  noncaloric  diagnostic  electronic  hydrochloric  prehistoric  cytotoxic  prognostic  metamorphic  melancholic  uneconomic  gastronomic  stereophonic  quadraphonic  quadrophonic  socioeconomic  anthropomorphic  peristaltic  architectonic  microcosmic  nonalcoholic  macroeconomic  microelectronic