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