Center letter: o
Outer letter: b e f i l n
Answers (47):
  nonbelief
  billion
  blob
  bobbin
  bobble
  boffo
  boil
  boll
  bolo
  bonbon
  bone
  bonobo
  boob
  booboo
  boon
  ebon
  ennoble
  felon
  floe
  foible
  foil
  folio
  fool
  info
  leonine
  lion
  lobe
  lobo
  loin
  loll
  lone
  loon
  loonie
  neon
  noble
  noel
  none
  nonillion
  noob
  noon
  oboe
  offline
  oleo
  olio
  ollie
  onion
  online