Here's what rhymes with prostatitis.
                        
                        
                    
                                situs  vitas  hepatitis  dermatitis  detritus  stomatitis  gastritis  cholangitis  thyroiditis  arthritis  bronchitis  nephritis  keratitis  pharyngitis  laryngitis  meningitis  pancreatitis  urethritis  encephalitis  pyelonephritis  osteoarthritis  glomerulonephritis  Words that almost rhyme with prostatitis
righteous  sanitise  unrighteous  arborvitaes  bias  pious  gyrus  tightness  typhus  dopiness  taigas  virus  minus  sinus  brightness  pilots  pirates  dryness  lightness  thymus  timeless  whiteness  highness  phthisis  shyness  primus  rightness  stylus  sightless  triteness  wryness  pileups  daffiness  science  crisis  silence  license  desirous  fibrous  giants  licence  likeness  riots  childless  impious  lifeless  politeness  priceless  tyrants  cypress  obeisance  privates  guileless  uprightness  faience  hydrous  spineless  vileness  flightless  niceness  slyness  handiness  lineups  slightness  faultiness  showiness  wifeless  spinets  sandiness  tininess  beefiness  dewiness  droopiness  pallidness  randiness  spryness  titlists  alliance  guidance  kindness  blindness  climates  defiance  triumphs  appliance  anhydrous  mildness  mindless  wildness  aliveness  guiltiness  proprietress  quiets  silents  autopilots  heists  shininess  playact  braininess  cyclopes  snowiness  windups  brininess  playacts  clients  reliance  migrants  connivance  heterozygous  homozygous  indictments  hydrants  unlikeness  chastisements  forthrightness  graininess  pseudoscience  impoliteness  tridents  contriteness  crispiness  compliance  assignments  contrivance  subsidence  alignments  adenovirus  excitements  unkindness  retirements  retrovirus  suppliants  enticements  incitements  misalliance  disquiets  alinements  advertisements  refinements  omniscience  acquirements  colorblindness  misguidance  advertizements  requirements  neuroscience  noncompliance  concupiscence  consignments  confinements  realignments  reassignments  cytomegalovirus