Here's what rhymes with excretionary.
                        
                        
                    
                                marry  merry  nary  very  vary  fairy  bury  dairy  ferry  wary  cherry  hairy  berry  exclusionary  sherry  tarry  canary  parry  unwary  harry  legionary  tare  barre  terry  faerie  wherry  missionary  urinary  prairie  reactionary  visionary  honorary  mercenary  seminary  scary  ternary  cautionary  luminary  remarry  apiary  humeri  recessionary  nondairy  necessary  ordinary  secondary  customary  coronary  dictionary  dietary  evolutionary  solitary  stationary  adversary  cemetery  legendary  sanitary  ancillary  discretionary  dysentery  estuary  inflationary  sedentary  veterinary  culinary  emissary  functionary  funerary  sanguinary  stationery  centenary  expansionary  aviary  bacillary  breviary  buffoonery  pessary  cassowary  equerry  lapidary  sectary  military  literary  extraordinary  revolutionary  secretary  temporary  monetary  pulmonary  capillary  commentary  hereditary  imaginary  sanctuary  momentary  unitary  budgetary  corollary  planetary  salutary  apothecary  commissary  fiduciary  itinerary  mortuary  papillary  savagery  statuary  deflationary  probationary  diversionary  actuary  concessionary  dromedary  eleemosynary  huckleberry  bilberry  elderberry  elocutionary  topiary  plagiary  arbitrary  preliminary  unnecessary  monastery  subsidiary  vocabulary  disciplinary  fragmentary  involuntary  maxillary  pituitary  tributary  obituary  confectionery  dignitary  epistolary  expeditionary  supernumerary  tutelary  unsanitary  beriberi  insanitary  geostationary  voluptuary  nonliterary  tercentenary  chokecherry  uncustomary  contemporary  judiciary  pecuniary  proprietary  genitourinary  nonmilitary  bicentenary  noninflationary  beneficiary  cardiopulmonary  interplanetary  paramilitary  constabulary  interdisciplinary  counterrevolutionary  undersecretary  multidisciplinary  Words that almost rhyme with excretionary
belly  allele  jelly  smelly  deli  telly  vermicelli  underbelly  many  messy  heavy  ready  fairly  rarely  barely  semi  petty  levy  penny  antennae  heady  levee  medley  unfairly  jetty  teddy  bevy  faery  jenny  kepi  leggy  recce  sedgy  veggie  healthy  steady  wealthy  deadly  lengthy  gentry  unhealthy  fleshy  squarely  carefree  sentry  sexy  sketchy  spaghetti  sweaty  unsteady  vestry  belfry  deathly  gayety  hefty  machete  sullenly  confetti  fidgety  pebbly  tempi  testy  breathy  dressy  pesky  thready  lefty  wetly  already  especially  twenty  assembly  scarcely  elementary  gently  plenty  freshly  immensely  densely  frenzy  deftly  coquetry  fleshly  halfpenny  stealthy  hostelry  tensely  trendy  aplenty  libretti  maidenly  marquetry  adeptly  effendi  ineptly  directly  friendly  correctly  intensely  epilepsy  intently  unfriendly  sacredly  baronetcy  deviancy  reassembly  preciously  woodenly  indirectly  complementary  expressly  incorrectly  apoplexy  excellency  complexly  confusedly  equivalently  grotesquely  narcolepsy  catalepsy  circumspectly  cognoscenti  penitently  ambivalently