Here's what rhymes with phycoerythrin.
                        
                        
                    
                                Words that almost rhyme with phycoerythrin
riffling  whistling  piffling  sniffling  quisling  bidden  midden  pidgin  griffin  linchpin  vixen  kingpin  pippin  widgeon  lynchpin  deerskin  pigskin  stickpin  kidskin  superwomen  washerwomen  congresswomen