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