Here's what rhymes with advantitious.
                        
                        
                    
                                ambitious  vicious  adventitious  factitious  suspicious  delicious  fictitious  judicious  malicious  pernicious  auspicious  nutritious  seditious  avaricious  officious  surreptitious  unambitious  capricious  propitious  injudicious  superstitious  expeditious  repetitious  unpropitious  Words that almost rhyme with advantitious
dishes  fishes  kisses  misses  militias  bishops  business  digits  tickets  pickets  bigness  billets  dimness  discus  pittance  bigots  cirrus  distance  appearance  minutes  limits  spirits  witness  thickness  fitness  sickness  richness  stiffness  stillness  bacillus  biscuits  citrus  fearless  viscous  archbishops  grimace  litmus  papyrus  thickets  cystitis  hillocks  indigence  pivots  sinless  sinuous  religious  visits  adherence  clearance  mistress  inhibits  prodigious  admittance  brilliance  pigments  prestigious  assiduous  diffidence  eyewitness  frigates  listless  meniscus  quickness  rivets  trinkets  crickets  triplets  unfitness  assistance  interference  disappearance  exhibits  forgiveness  insistence  persistence  adherents  coherence  shipments  hindrance  prohibits  elicits  reappearance  strictness  swiftness  irreligious  remittance  resistless  transmittance  existence  resistance  coefficients  assistants  subsistence  perseverance  contingents  consistence  incoherence  commitments  delinquents  distinctness  reminiscence  eucalyptus  nonexistence  coexistence  infringements