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