Here's what rhymes with ona.
                        
                        
                    
                                ma  na  gnaw  maw  nah  law  la  saw  raw  da  ha  jaw  sa  pa  ta  wa  ya  ja  ka  ra  ga  moi  paw  thaw  waa  cha  faw  haa  ois  sha  shah  aha  baa  bah  hah  haw  rah  yaw  caw  sough  soh  rawer  draw  qua  claw  fhall  flaw  bra  inlaw  spa  trois  ulna  bois  chamois  blah  pasha  craw  guffaw  macaw  slaw  pshaw  straw  alga  oversaw  squaw  travaux  hurrah  overawe  voila  lockjaw  panama  pawpaw  mackinaw  loofah  markkaa  geegaw  foresaw  patois  fuchsia  redraw  baccarat  jackdaw  uninstall  overdraw  southpaw  outdraw  borzois  bourgeois  withdraw  scofflaw