Here's what rhymes with tisam.
                        
                        
                    
                                Words that almost rhyme with tisam
ahem  dozen  oven  toughen  cousin  muffin  coven  roughen  percussion  perdition  caparison  discussion  concussion  repercussion  ragamuffin  buxom  custom  caecum  buncombe  bunkum  dumdum  accustom  jejunum  erratum  humdrum  corundum  secundum  cementum  colostrum  conundrum  carborundum