Here's what rhymes with umph.
                        
                        
                    
                                Words that almost rhyme with umph
amours  comes  sums  gums  thumbs  bums  chums  hums  mums  numbs  rums  tums  once  month  ones  guns  runs  sons  lungs  tons  drums  nuns  tongues  crumbs  slums  tonnes  plums  suns  buns  puns  rungs  dunce  scions  shuns  duns  khans  tuns  wrens  becomes  glans  succumbs  serums  morons  stuns  overcomes  reruns  outruns  shoguns  overruns  breadcrumbs  megatons  rough  tough  gulf  buff  cuff  puff  huff  muff  ruff  duff  luff  guff  enough  stuff  bluff  snuff  slough  gruff  fluff  scuff  engulf  rebuff  scruff  khalif