Here's what rhymes with mwu.
                        
                        
                    
                                oo  ou  ooo  eu  woo  oooo  ooooo  wou  wu  ooh  whew  to  who  you  do  two  new  too  due  knew  du  u  coup  qu  shoe  zu  dew  lieu  shew  su  sue  tu  vous  chew  deux  fu  lu  rue  zoo  bu  hu  ju  jus  ku  loo  mu  nu  peu  pu  seu  shu  sou  vu  yew  yu  boo  chou  chu  coo  cou  doo  ewe  feu  gu  mieux  ru  shou  thu  tue  vou  goo  mew  moo  pooh  poo  shoo  gnu  roux  thew  into  through  few  true  view  blue  drew  grew  que  crew  threw  blew  flew  q  anew  clue  cue  glue  hue  queue  undue  cu  ensue  flue  slew  stew  undo  adieu  ado  brew  flu  pew  thru  fue  hew  shrew  tzu  vnto  vue  clew  slue  phew  wazoo  achoo  pursue  screw  bamboo  canoe  renew  accrue  taboo  untrue  piu  skew  tattoo  beaucoup  eschew  outdo  shampoo  sinew  sprue  imbue  redo  strew  halloo  spew  valuer  endue  zebu  indue  kazoo  muumuu  booboo  review  withdrew  avenue  debut  subdue  jusqu  overdue  kangaroo  revue  askew  outgrew  overdo  honeydew  fondue  foreknew  marabou  overshoe  regrew  atishoo  interview  revenue  hitherto  overview  residue  rendezvous  retinue  caribou  construe  overthrew  ballyhoo  cockatoo  bugaboo  peekaboo  bestrew  buckaroo  overflew  prevue  overdrew  overgrew  superglue  barbecue  hullabaloo  barbeque  misconstrue