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