Here's what rhymes with quelching.
                        
                        
                    
                                belching  Words that almost rhyme with quelching
welding  helping  melting  belting  gelding  pelting  yelping  smelting  etching  quenching  welling  quelling  telling  dwelling  selling  wearing  wedding  swelling  wetting  yelling  edging  erring  felling  shelling  airing  clenching  delving  ebbing  fetching  shelving  wrenching  retching  webbing  wedging  getting  reading  setting  bearing  ending  sharing  caring  checking  daring  heading  letting  spelling  begging  cleansing  sensing  sweating  tearing  bedding  fencing  glaring  guessing  herring  pairing  shedding  smelling  swearing  wrestling  betting  caressing  hedging  netting  quarrelling  sketching  drenching  messing  paring  pecking  petting  squaring  vexing  wrecking  baring  decking  excelling  meshing  necking  pegging  penning  questing  trenching  wellspring  wending  testing  blessing  pressing  resting  sending  assessing  bending  compelling  dressing  lending  overwhelming  staring  stretching  tending  commencing  correcting  pending  stepping  alleging  arresting  nesting  sparing  stemming  dredging  expelling  flaring  fledgling  indwelling  labelling  mending  pledging  rending  renting  repelling  threading  threshing  treading  unerring  vesting  abetting  annexing  dreading  flexing  fretting  impelling  jesting  nestling  rebelling  retelling  scaring  vending  venting  acquiescing  blaring  channelling  fending  grovelling  panelling  scenting  shredding  trekking  tunnelling  wresting  accepting  affecting  attending  collecting  comparing  spending  spreading  addressing  ascending  connecting  declaring  directing  possessing  blending  excepting  forgetting  offending  repairing  requesting  tempting  amending  condemning  effecting  electing  erecting  stressing  upsetting  avenging  condensing  confessing  embedding  impairing  unending  attesting  begetting  besetting  commending  offsetting  oppressing  propelling  regretting  trending  appending  assenting  beheading  coalescing  dispelling  ejecting  entrenching  foretelling  marvelling  regressing  depending  attempting  expressing  extending  preparing  suggesting  defending  descending  expecting  selecting  contending  depressing  detecting  impending  intending  investing  neglecting  refreshing  rejecting  despairing  dispensing  dissenting  inventing  perplexing  professing  progressing  suppressing  compressing  consenting  contesting  dissecting  impressing  infecting  injecting  lamenting  objecting  orienting  overbearing  perfecting  cementing  digesting  exempting  expending  fermenting  paralleling  repressing  resenting  unbending  undressing  unsparing  presenting  respecting  preventing  protecting  reflecting  distressing  pretending  projecting  inspecting  protesting  recommending  subjecting  storytelling  suspecting  suspending  deflecting  privileging  recollecting  interpreting  intersecting  manifesting  apprehending  condescending  prospecting  transcending  unrelenting  intercepting  representing  implementing  comprehending  unsuspecting  complementing  interconnecting  multiplexing  experimenting  superintending