Here's what rhymes with crustaces.
                        
                        
                    
                                paces  abases  graces  atlases  erases  debases  effaces  showplaces  embraces  replaces  displaces  encases  carapaces  misplaces  cutlases  outplaces  databases  interfaces  commonplaces  disgraces  marketplaces  scapegraces  Words that almost rhyme with crustaces
dazes  oasis  blazes  mazes  hazes  fazes  razes  persuasive  pervasive  abrasive  evasive  slavish  amazes  appraises  crazes  invasive  crayfish  cretaceous  dissuasive  reappraises  unpersuasive  nonabrasive  noninvasive  spacings  cages  sages  rages  casings  phages  tailings  takings  tracings  facings  stagings  tastings  datives  earaches  placings  traipses  wadges  natives  paintings  ratings  sayings  failings  arranges  railings  abrasives  mailings  makings  sailings  shadings  weightings  playbills  slayings  huaraches  waybills  pavings  ladings  tradings  savings  engages  gratings  playthings  shavings  ravings  scrapings  granges  phrasings  buffetings  bellyaches  hazings  tailwinds  mavins  macrophages  undertakings  cravings  creatives  greengages  nonnatives  reengages  interchanges  disengages  copulatives  engravings  photoengravings