Here's what rhymes with boisage.
                        
                        
                    
                                fudge  judge  sludge  budge  nudge  smudge  grudge  adjudge  drudge  trudge  begrudge  Words that almost rhyme with boisage
such  up  sub  shut  hut  hub  sup  thud  but  what  much  cut  touch  cup  flood  mud  bud  butt  gut  nut  rub  tub  nought  pub  shrub  stud  cub  mot  stub  cud  dub  pup  putt  rut  slut  snub  tut  wot  jut  mutt  nub  sloughed  smut  blood  club  clutch  scrub  grub  strut  crutch  glut  abut  workup  somewhat  overmuch  rebut  uncut  insomuch  undercut  coconut  sponge  bulge  divulge  lunge  plunge  indulge  expunge