Here's what rhymes with electroeardiographic.
                        
                        
                    
                                geographic  graphic  traffic  biographic  demographic  radiographic  telegraphic  topographic  electrocardiographic  lithographic  typographic  photographic  ethnographic  pornographic  angiographic  cartographic  holographic  tomographic  stenographic  autobiographic  calligraphic  choreographic  phonographic  bibliographic  stratigraphic  iconographic  orthographic  oceanographic  xerographic  chromatographic  seismographic  crystallographic  lexicographic  cinematographic  electroencephalographic  Words that almost rhyme with electroeardiographic
classic  thoracic  neoclassic  psychopathic  osteopathic  intrathoracic  magic  tragic  panic  erratic  lactic  manic  phallic  clastic  tannic  theocratic  malefic  democratic  organic  elastic  plastic  static  fabric  ceramic  climatic  dogmatic  drastic  frantic  pragmatic  autocratic  catholic  mechanic  rheumatic  tactic  asthmatic  chromatic  galactic  galvanic  glutamic  thalamic  aplastic  italic  pelagic  syllabic  mastic  tyrannic  priapic  dramatic  dynamic  romantic  bureaucratic  gastric  hepatic  metallic  aromatic  emphatic  pancreatic  schematic  scholastic  somatic  thematic  traumatic  volcanic  barbaric  ecstatic  lymphatic  neoplastic  nomadic  oceanic  pneumatic  sporadic  synaptic  aliphatic  cephalic  climactic  fanatic  operatic  ophthalmic  spastic  achromatic  diagrammatic  heraldic  idiomatic  magmatic  satanic  technocratic  titanic  acrobatic  slapstick  ataxic  botanic  disyllabic  plutocratic  apparatchik  baldric  aerobatic  automatic  aristocratic  fantastic  gigantic  psychiatric  semantic  inorganic  monastic  charismatic  didactic  dynastic  enigmatic  hemorrhagic  inelastic  pediatric  prostatic  sarcastic  geriatric  kinematic  messianic  panoramic  pedantic  presynaptic  prismatic  programmatic  tympanic  haemorrhagic  muriatic  phlegmatic  spermatic  splanchnic  undemocratic  zygomatic  antidemocratic  bimetallic  bombastic  epigrammatic  isobaric  orgiastic  paediatric  schismatic  unromantic  astigmatic  panchromatic  periphrastic  polysyllabic  stigmatic  undramatic  matchstick  unemphatic  nonelastic  diplomatic  problematic  cytoplasmic  enzymatic  hypothalamic  idiosyncratic  metastatic  prophylactic  stochastic  aerodynamic  axiomatic  cinematic  ecclesiastic  emblematic  monochromatic  nostalgic  paradigmatic  anaphylactic  diaphragmatic  gymnastic  hyperplastic  hypoplastic  iconoclastic  intrahepatic  orthostatic  thermoplastic  viscoelastic  chiropractic  nonmetallic  intergalactic  meritocratic  nondemocratic  sycophantic  thermostatic  nondramatic  unidiomatic  systematic  symptomatic  hydrostatic  thermodynamic  endoplasmic  melodramatic  postsynaptic  psychodynamic  psychosomatic  transatlantic  homeostatic  monosyllabic  posttraumatic  protoplasmic  anticlimactic  interscholastic  numismatic  photostatic  undiplomatic  enthusiastic  asymptomatic  electrostatic  hemodynamic  hydrodynamic  unproblematic  unsystematic  semiautomatic  transoceanic  homoeostatic  unenthusiastic  overenthusiastic