Center letter: i
Outer letter: d e h k l o
Answers (38):
  likelihood
  deli
  diddle
  diddled
  died
  dike
  dildo
  dill
  diode
  dollied
  eddied
  elide
  elided
  hide
  hike
  hiked
  hill
  hilled
  hoodie
  idle
  idled
  idol
  iodide
  keloid
  kidded
  kiddie
  kiddo
  kill
  killed
  kilo
  lidded
  lied
  like
  liked
  oiled
  oldie
  olio
  ollie