Here's what rhymes with concurn.
                        
                        
                    
                                turn  concern  learn  burn  fern  tern  yearn  churn  quern  stern  adjourn  spurn  upturn  nocturne  return  discern  unconcern  sauterne  overturn  subaltern  taciturn  Words that almost rhyme with concurn
term  firm  confirm  germ  worm  terme  berm  perm  corm  therm  affirm  sperm  infirm  squirm  reconfirm  wheatgerm  reaffirm  isotherm  endosperm  angiosperm  gymnosperm