Here's what rhymes with undeflated.
                        
                        
                    
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raided  laded  shaded  traded  braided  waded  bladed  dissuaded  spaded  evaded  unaided  paraded  ambuscaded  pervaded  blockaded  brocaded  cascaded  upbraided  serenaded  stockaded  crusaded  pomaded  barricaded  colonnaded  cannonaded  promenaded  tainted  fainted  pasted  sainted  feinted  acquainted  unpainted  untainted  tailwind  unacquainted  reacquainted