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