Here's what rhymes with probasis.
                        
                        
                    
                                basis  homeostasis  Words that almost rhyme with probasis
bases  chases  cases  places  faces  races  spaces  traces  spacious  vases  audacious  braces  herbaceous  laces  mesas  phases  gracious  raises  praises  tenacious  capacious  gazes  sebaceous  voracious  flirtatious  loquacious  phrases  fallacious  vivacious  glazes  mendacious  salacious  efficacious  ostentatious  vexatious  fireplaces  ungracious  metastases  paraphrases  baseless  famous  heinous  painless  tasteless  bailiffs  faceless  plainness  patience  payments  courageous  stainless  cadence  nameless  outrageous  valence  abeyance  blameless  faithless  hiatus  sameness  shameless  shapeless  waitress  basements  lateness  fracas  graceless  weightless  patients  greatness  contagious  platelets  pavements  placements  faintness  mandamus  repayments  straightness  statements  advantageous  impatience  surveillance  attainments  claimants  fragrance  reagents  replacements  assailants  strangeness  complaisance  vagrants  ignoramus  quaintness  arrangements  acquaintance  conveyance  displacements  emplacements  inpatients  engagements  complainants  rearrangements  misstatements  entertainments  disadvantageous