Here's what rhymes with underdosing.
                        
                        
                    
                                dosing  grossing  overdosing  diagnosing  engrossing  Words that almost rhyme with underdosing
opposing  posing  dozing  deposing  purposing  apposing  joshing  proposing  supposing  loathing  roving  interposing  loafing  nosing  hosing  closing  clothing  imposing  composing  disposing  reposing  underclothing  unloving  superposing  unimposing  exposing  decomposing  juxtaposing  presupposing  transposing  enclosing  disclosing  inclosing  superimposing  unfrozen  recomposing  predisposing  foreclosing  boasting  bowing  choking  joking  polling  posting  boating  bowling  poking  towing  atoning  poaching  tolling  doting  toasting  toning  toting  boding  doling  poling  toeing  boning  doming  going  showing  knowing  approaching  loading  rolling  voting  blowing  coating  coding  coping  hoping  noting  undergoing  sewing  coaching  probing  rowing  soaking  sowing  zoning  coasting  combing  foaming  hosting  moaning  patrolling  roaming  roasting  bolting  coaxing  coking  hoeing  homing  jolting  lowing  bloating  buttoning  cajoling  droning  goading  honing  loaning  phoning  roping  shoeing  stoning  stowing  trolling  broaching  holing  moping  shoaling  stoking  unbuttoning  yoking  ghosting  soaping  foaling  hoaxing  paroling  growing  holding  floating  flowing  promoting  smoking  throwing  folding  glowing  quoting  sloping  cloning  denoting  devoting  groping  molding  moulding  provoking  slowing  unloading  upholding  bestowing  decoding  evoking  groaning  growling  stroking  strolling  croaking  crowing  eroding  snowing  bemoaning  bowstring  condoning  gloating  moulting  unknowing  unrolling  cloaking  disowning  gloaming  intoning  molting  scoping  condoling  offloading  demoting  emoting  kowtowing  meowing  controlling  encoding  unfolding  invoking  beholding  consoling  foreboding  postponing  scolding  ennobling  enrolling  extolling  overloading  reproaching  reloading  revoking  scrolling  telephoning  connoting  nonvoting  rezoning  disrobing  imploding  ingrowing  proroguing  blazoning  chaperoning  pawnbroking  foregoing  overflowing  revolting  encroaching  exploding  easygoing  overthrowing  telescoping  enfolding  forgoing  logrolling  nonsmoking  oceangoing  convoking  infolding  refolding  remolding  remoulding  buttonholing  cuckolding  foreknowing  honeycombing  misquoting  overgrowing  pigeonholing  snowshoeing  withholding  wainscoting