Here's what rhymes with propinquantibus.
                        
                        
                    
                                Words that almost rhyme with propinquantibus
haughtiness  heartedness  soreness  naughtiness  balminess  suaveness  goriness  inconspicuous  cognisance  exhaustiveness  mawkishness  hawkishness  heartsickness  waspishness  carsickness  snobbishness  morbidness  recognisance  kindheartedness  tenderheartedness  downheartedness  bigheartedness  responsiveness  intoxicants  garnishments  subcontinents  warmheartedness  acknowledgments  acknowledgements  unresponsiveness  overconfidence  admonishments  exorbitance  hardheartedness  accomplishments