Here's what rhymes with unmixing.
                        
                        
                    
                                mixing  fixing  affixing  Words that almost rhyme with unmixing
missing  mincing  picking  kissing  piercing  kicking  knitting  milling  nearing  hissing  licking  milking  ticking  rinsing  tickling  minting  nipping  pickling  wincing  building  living  giving  thinking  sitting  willing  filling  fishing  fitting  killing  singing  winning  convincing  lifting  linking  listing  shifting  shipping  sinking  unwilling  wishing  admitting  bidding  digging  fearing  hitting  rearing  ringing  sticking  billing  cheering  chilling  clicking  dipping  emitting  omitting  pitching  rigging  shearing  shilling  sibling  thinning  whipping  whistling  filming  gearing  hinting  kidding  lynching  pinching  pinning  pitting  ripping  risking  sifting  sinning  sipping  sniffing  tilting  tipping  trickling  unthinking  afflicting  chipping  fiddling  flicking  gilding  limping  pricking  ridding  searing  smearing  sneering  tiling  tilling  unwitting  winking  wringing  chiming  convicting  dimming  evincing  ginning  hitching  leering  lilting  lisping  sieving  silting  veering  whittling  whizzing  wilting  winging  bringing  appearing  consisting  drinking  printing  clearing  conflicting  permitting  spinning  swimming  switching  assisting  clinging  committing  depicting  drifting  drilling  insisting  slipping  steering  swinging  twisting  adhering  bridging  clipping  dismissing  dripping  grinning  inflicting  quitting  shrinking  submitting  thrilling  blinking  enlisting  enriching  flinging  flitting  gripping  kindling  skimming  skipping  spilling  spitting  stinging  stinking  stitching  trimming  tripping  twitching  unconvincing  unremitting  brimming  cringing  flipping  fringing  impinging  quilting  remitting  twinning  unflinching  abridging  clinking  consigning  eclipsing  flinching  glinting  grilling  incising  nonliving  reminiscing  skidding  skinning  slinging  slitting  spearing  sufficing  swishing  unblinking  beginning  existing  engineering  forbidding  pioneering  predicting  resisting  splitting  springing  transmitting  forgiving  persisting  rebuilding  sprinkling  stripping  befitting  domineering  equipping  positing  rethinking  subsisting  underpinning  bewitching  constricting  imprinting  infringing  instilling  misgiving  scripting  squinting  stringing  unforgiving  agonising  minimising  refilling  refitting  reliving  splinting  sprinting  stripling  swindling  fulfilling  interfering  restricting  thanksgiving  distilling  persevering  volunteering  reprinting  maximising  mountaineering  reappearing  disappearing  contradicting  coexisting  counterfeiting  preexisting  criticising  electioneering  profiteering