Here's what rhymes with ondark.
                        
                        
                    
                                dark  park  bark  pork  torque  barque  porque  dork  mark  spark  fork  stark  cork  embark  shark  lark  hark  marque  stork  nark  uncork  narc  quark  debark  remark  matriarch  meadowlark  reembark  tidemark  patriarch  disembark  watermark  oligarch  paperbark  fingermark  Words that almost rhyme with ondark
morgue  outargue  reorg  talk  chalk  dock  doc  balk  doch  chock  pock  bock  jock  choc  bonk  stock  block  rock  shock  walk  hoc  knock  lock  bloc  cock  mock  mosque  stalk  hawk  loc  unlock  loch  proc  sock  hock  manque  gawk  honk  mach  wok  bronc  calk  caulk  conk  wank  wonk  clock  flock  frock  smock  crock  macaque  schlock  shoptalk  shlock  manioc  tomahawk  interlock  squawk  antiknock  restock  overstock  windsock  backtalk  moonwalk  ballcock  aftershock  hollyhock  poppycock  hammerlock  leafstalk  laughingstock  sparrowhawk  electroshock