Center letter: o
Outer letter: d e f i l v
Answers (54):
  fivefold
  devoid
  devolve
  devolved
  dildo
  diode
  dodo
  doff
  doffed
  dole
  doled
  doll
  dolled
  dollied
  doodle
  doodled
  dove
  evolve
  evolved
  floe
  flood
  flooded
  foil
  foiled
  fold
  folded
  folio
  food
  foodie
  fool
  fooled
  idol
  iodide
  lode
  loll
  lolled
  love
  loved
  offed
  oiled
  oldie
  oleo
  olio
  olive
  ollie
  ovoid
  video
  videoed
  viol
  void
  voided
  voile
  vole
  voodoo