Here's what rhymes with peff.
                        
                        
                    
                                deaf  eff  chef  ref  clef  Words that almost rhyme with peff
death  chess  less  says  press  breath  dress  guess  yes  bless  mess  mesh  rev  abbess  neath  fez  tress  fresh  stress  flesh  possess  assess  caress  oppress  abs  creche  cress  thresh  unless  impress  suppress  profess  recess  redress  afresh  repress  depress  finesse  undress  cortege  egress  digress  tigress  success  express  distress  confess  refresh  acquiesce  coalesce  authoress  largesse  reassess  laundress  shibboleth  sunless  adulteress  dispossess  letterpress  sorceress  watercress  nonetheless  transgress  nevertheless  elf  self  shelf  itself  thyself  myself  herself  yourself  himself  oneself