Here's what rhymes with approval.
                        
                        
                    
                                removal  disapproval  Words that almost rhyme with approval
rueful  crucial  occlusal  perusal  refusal  bamboozle  protrusile  pupil  brutal  buccal  bugle  butyl  dural  ruble  pupal  rouble  bluegill  fuel  cruel  dual  feudal  duel  futile  jewel  frugal  tubal  accrual  ducal  noodle  poodle  doodle  duple  google  newel  nubile  boodle  strudel  crewel  tootle  bejewel  useful  neutral  communal  fruitful  renewal  tribunal  youthful  scruple  truthful  quadruple  cupful  tuneful  caboodle  unfruitful  untruthful  refuel  monsoonal  spoonbill  scoopful  canoodle  spoonsful  synfuel  premenstrual  tablespoonful  instinctual  dessertspoonful  tablespoonsful  dessertspoonsful