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