Here's what rhymes with countercurrent.
                        
                        
                    
                                current  currant  undercurrent  recurrent  concurrent  blackcurrant  redcurrant  Words that almost rhyme with countercurrent
servant  merchant  serpent  fervent  turret  verdant  curtest  circuit  purchased  divergent  worshipped  deterrent  emergent  hermit  observant  adjournment  detergent  furthest  preferment  firmest  surfeit  deferment  diarist  sherbet  determent  tersest  pertest  conversant  discernment  convergent  insurgent  innervate  manservant  resurgent  sternest  conferment  metallurgist  colourist  absurdest  liturgist  inadvertent  internment  disbursement  resurfaced  repurchased  unobservant  interpret  taxidermist  nonobservant  reimbursement  behaviourist  microcircuit  misinterpret  reinterpret