Here's what rhymes with alkaen.
                        
                        
                    
                                ken  then  when  men  again  ten  den  pen  hen  ben  sen  yen  againe  fn  glen  pn  wen  wenn  chen  denn  fen  jen  ren  wren  cayenne  amen  lawmen  oilmen  anchormen  conmen  penmen  pitchmen  middlemen  comedienne  handymen  weathermen  councilmen  patrolmen  signalmen  minutemen  tragedienne  businessmen  equestrienne  Words that almost rhyme with alkaen
them  gem  hem  femme  heme  mem  rem  feng  sheng  stem  pm  rpm  eadem  hmm  condemn  morpheme  ppm  diadem  blaspheme  cairn  relearn  ramequin  demesne  fluorescein  moderne