Center letter: o
Outer letter: b e f l t u
Answers (42):
  bottleful
  befoul
  blob
  blot
  blotto
  bluebottle
  bobble
  boffo
  boll
  bolo
  bolt
  boob
  booboo
  boot
  bootee
  bottle
  boule
  bout
  etouffee
  floe
  flout
  fool
  foot
  foul
  lobe
  lobo
  loft
  loll
  loot
  lotto
  lout
  oboe
  oleo
  outlet
  toffee
  tofu
  toll
  tool
  toot
  tootle
  tote
  tout