Here's what rhymes with unnulus.
                        
                        
                    
                                talus  bibulous  fistulous  Words that almost rhyme with unnulus
mullahs  luckless  loveless  ruckus  duchess  fulness  roughness  bloodless  dullness  dulness  piteous  rashness  bulbous  lameness  pumice  cutlass  tapas  fungous  magus  pashas  rumpus  justice  compass  buckets  buttocks  colourless  fungus  oneness  toughness  baseness  buttress  couplets  lustrous  neuritis  numbness  puppets  stasis  doublets  nuggets  alumnus  hummocks  incubus  numinous  buffets  couscous  covets  ductless  dumbness  indulgence  encompass  muskets  trumpets  wondrous  cements  stomachs  abruptness  cumbrous  justness  unrighteousness  wantonness  bluntness  druggists  effulgence  pedants  smugness  bumptious  erogenous  substance  abundance  judgments  reluctance  consultants  conductance  inductance  judgements  sumptuous  repugnance  robustness  resultants  agreeableness  rambunctious  sibilants  reasonableness  incumbents  abutments  encumbrance  hundredths  incumbrance  unreasonableness  overindulgence  suitableness  adjustments  circumference  remonstrance  discussants  overabundance  readjustments  superabundance