Here's what rhymes with antithrombogenic.
                        
                        
                    
                                phrenic  irenic  antigenic  pathogenic  splenic  biogenic  eugenic  pyogenic  androgenic  allergenic  transgenic  cryogenic  mutagenic  neurogenic  psychogenic  photogenic  telegenic  anthropogenic  iatrogenic  teratogenic  neurasthenic  calisthenic  hypoallergenic  callisthenic  schizophrenic  carcinogenic  hallucinogenic  Words that almost rhyme with antithrombogenic
pfennig  academic  ischemic  polemic  totemic  leukaemic  epidemic  endemic  pandemic  systemic  epistemic  nonacademic  ferric  relic  cleric  technic  benthic  turmeric  derrick  medic  fetich  genetic  poetic  authentic  generic  kinetic  acetic  metric  pathetic  pelvic  ascetic  forensic  septic  aseptic  centric  hectic  peptic  allelic  emetic  eutectic  sceptic  skeptic  steric  tartaric  chimeric  lovesick  pectic  gametic  bathetic  domestic  magnetic  aesthetic  prophetic  athletic  diabetic  eccentric  angelic  cosmetic  eclectic  esthetic  numeric  phonetic  apathetic  diuretic  enteric  prosthetic  cybernetic  empathetic  ontogenetic  anorexic  dietetic  geodesic  geodetic  hermetic  inauthentic  acerbic  anorectic  antithetic  polytechnic  paregoric  redbrick  unauthentic  electric  sympathetic  energetic  synthetic  anesthetic  dialectic  dielectric  geometric  majestic  symmetric  antiseptic  apologetic  concentric  epileptic  esoteric  alphabetic  anaesthetic  obstetric  phylogenetic  barometric  egocentric  frenetic  isomeric  monomeric  photometric  psychedelic  dyslexic  dyspeptic  geocentric  hysteric  ionospheric  antipathetic  cataleptic  homiletic  nonmagnetic  paramedic  pyrotechnic  splenetic  thermometric  diametric  parenthetic  unaesthetic  exegetic  nonathletic  unesthetic  copacetic  phrenetic  dyslectic  arithmetic  atmospheric  asymmetric  mesenteric  parametric  isometric  psychometric  unsympathetic  ferromagnetic  geomagnetic  kinesthetic  neuroleptic  paramagnetic  alphanumeric  apoplectic  peripatetic  evangelic  paraplegic  onomatopoetic  unapologetic  narcoleptic  telekinetic  cliometric  volumetric  econometric  parasympathetic  antidiuretic  biosynthetic  colorimetric  ethnocentric  nonparametric  anthropocentric  radiometric  nonelectric  psychokinetic  photoelectric  photosynthetic  isoelectric  pharmacokinetic  stoichiometric  trigonometric  heliocentric  electromagnetic  hydroelectric  piezoelectric