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