Here's what rhymes with serotoninnorepinephrine.
                        
                        
                    
                                line  shrine  epinephrine  norepinephrine  fine  nine  sign  mine  wine  pine  shine  spine  thine  dine  sine  vine  align  brine  sein  swine  tine  whine  enshrine  stein  zine  aline  assign  resign  refine  supine  cysteine  twine  affine  malign  thymine  opine  design  divine  decline  define  benign  iodine  incline  thiamine  underline  exocrine  proline  saccharine  recline  asinine  entwine  realign  reassign  timberline  interline  cosign  alkaline  crystalline  confine  endocrine  undermine  borderline  atropine  palatine  pyridine  redefine  redesign  centerline  consign  hyperfine  monoamine  anodyne  anticline  waterline  byzantine  calamine  superfine  valentine  eglantine  celandine  disincline  dopamine  turpentine  serpentine  imipramine  recombine  columbine  crinoline  intertwine  reconsign  concubine  tetracycline  lacustrine  neuroendocrine  polycrystalline  porcupine  noncrystalline  clementine  Words that almost rhyme with serotoninnorepinephrine
lime  rhyme  rime  slime  time  crime  prime  climb  clime  dime  hym  beim  chime  grime  heing  mime  thyme  chyme  mistime  sublime  sauteing  maritime  overtime  anytime  mesenchyme  birdlime  anteing  begrime  paradigm  pantomime  lysozyme  onetime  summertime  dinnertime  suppertime  wintertime  flexitime  environ