Here's what rhymes with proofiing.
                        
                        
                    
                                seeing  hieing  being  fleeing  freeing  skiing  keying  peeing  teeing  kneeing  skying  geeing  weeing  pieing  piing  unseeing  strewing  refereeing  treeing  chivvying  pureeing  retying  chivying  emceeing  agreeing  overseeing  foreseeing  sightseeing  unvarying  decreeing  untying  farseeing  alibiing  reburying  squeegeeing  bestrewing  garnisheeing  fricasseeing  flambeing  guaranteeing  disagreeing  phantasying  filigreeing  Words that almost rhyme with proofiing
feeling  hearing  seeking  feeding  healing  heating  ceiling  seeming  seizing  ceasing  heaving  sealing  seating  seeding  seething  ceding  heaping  heeding  seeping  sheathing  sheeting  thieving  heeling  phishing  seaming  vicing  sheaving  meaning  leading  leaving  meeting  speaking  teaching  dealing  keeping  preceding  reaching  receiving  proceeding  sleeping  beating  freezing  leaning  revealing  sweeping  kneeling  needing  stealing  weaving  weeping  cheating  fleeting  leaping  leasing  peering  receding  shielding  speeding  steaming  teasing  beaming  feasting  leaching  leaking  peeling  peeping  reaping  reeling  scheming  seedling  shrieking  sneaking  teeming  weaning  weeding  wheeling  deeming  jeering  kneading  peaking  reeking  sneezing  wheezing  beading  fielding  leafing  pealing  peeking  piecing  preheating  rehearing  reheating  steeping  teaming  teething  wreaking  freaking  keening  reaming  wreathing  beaching  beeping  fleecing  leeching  reefing  reseeding  riving  steeling  beefing  cheeping  chinning  deeding  resealing  weening  cheeking  keeling  leaguing  piquing  reeving  refiling  sleeting  spiting  sleeking  beaning  leashing  spieling  rosining  peeving  bleeding  breathing  preaching  treating  achieving  appealing  breeding  cleaning  exceeding  pleasing  repeating  screening  yielding  creeping  dreaming  greeting  perceiving  pleading  releasing  relieving  screaming  streaming  annealing  deceiving  defeating  gleaming  grieving  redeeming  squeezing  besieging  bleaching  briefing  creaking  fatiguing  machining  realising  unceasing  wielding  beseeching  cleaving  overeating  repealing  rereading  screeching  squeaking  squealing  unfeeling  acceding  appeasing  breaching  careening  creasing  defiling  gleaning  greening  needling  reviling  seceding  streaking  weakling  beetling  creaming  esteeming  greasing  preening  striping  tweaking  wheedling  unseating  beseeming  breezing  faceting  refreezing  relining  reteaching  unsealing  bereaving  bleeping  leafleting  perilling  queening  deceasing  receipting  valeting  weaseling  mitring  tweeting  believing  decreasing  misleading  succeeding  concealing  conceiving  policing  retreating  conceding  deleting  endearing  retrieving  secreting  convening  debriefing  demeaning  depleting  impeding  misreading  overheating  overweening  superseding  unmeaning  utilising  bequeathing  critiquing  imbibing  overhearing  overreaching  safekeeping  unleashing  bespeaking  impeaching  overfeeding  supervening  unfreezing  brutalising  crisping  eulogising  sidelining  unsheathing  predeceasing  subleasing  tyrannising  unreeling  pinwheeling  reprieving  uprearing  aggrieving  hosteling  misspeaking  restring  iodising  misdealing  routinising  stylising  surceasing  chagrining  bulletining  increasing  competing  intervening  intriguing  organising  emphasising  unyielding  displeasing  entreating  inbreeding  unreasoning  civilising  unappealing  unpleasing  apologising  calcining  congealing  crossbreeding  excreting  fertilising  interceding  maltreating  moralising  neutralising  socialising  stampeding  energising  humanising  idealising  imperilling  localising  mistreating  sterilising  underfeeding  finalising  inveigling  legalising  penalising  reconvening  subfreezing  undeceiving  vitalising  anodising  cartwheeling  guillotining  immunising  nonspeaking  overachieving  oversleeping  trivialising  urbanising  channelising  feminising  idolising  nonfreezing  verbalising  vocalising  obsoleting  pluralising  rhapsodising  alkalising  disesteeming  fossilising  preconceiving  gimleting  nasalising  completing  recognising  interweaving  unbelieving  disbelieving  interbreeding  mobilising  modernising  specialising  stabilising  centralising  concreting  demoralising  equalising  generalising  interleaving  rationalising  scrutinising  symbolising  tantalising  globalising  liberalising  normalising  synthesising  underachieving  visualising  dehumanising  formalising  fraternising  galvanising  naturalising  revitalising  canalising  fantasising  hypothesising  mechanising  solemnising  vulcanising  initialising  signalising  trampolining  womanising  federalising  marbleizing  nonyielding  serialising  silkscreening  vandalising  westernising  analogising  calcimining  reorganising  nationalising  actualising  capitalising  disorganising  evangelising  homogenising  internalising  materialising  quarantining  universalising  immobilising  immortalising  metabolising  misconceiving  mythologising  personalising  radicalising  scandalising  attitudinising  commercialising  demobilising  volatilising  devitalising  metastasising  anthologising  destabilising  monopolising  decentralising  externalising  marginalising  noncompeting  criminalising  denationalising  depersonalising  memorialising  overemphasising  professionalising  cannibalising  editorialising  fictionalising  emotionalising  hospitalising  industrialising  individualising  intellectualising  photosynthesising  decriminalising  overgeneralising  recapitalising  conceptualising  institutionalising  internationalising  sensationalising  contextualising  sentimentalising  conventionalising  compartmentalising