Here's what rhymes with aucupium.
                        
                        
                    
                                labium  cerium  coliseum  francium  museum  trapezium  cilium  samarium  mausoleum  imperium  encomium  solarium  protactinium  Words that almost rhyme with aucupium
dn  paean  peon  lndian  plebeian  zijn  boolean  chorion  protean  ruffian  occafion  epicurean  diesem  teatime  rerum  chiefdom  freedom  threesome  fiefdom  sheikdom  sheikhdom  hominum  capsicum  arboretum