Center letter: d
Outer letter: a k l o r w
Answers (31):
  workload
  ardor
  award
  awkward
  dark
  dodo
  doll
  dollar
  dolor
  doodad
  door
  dorado
  dork
  draw
  drawl
  droll
  drool
  lard
  load
  lord
  odor
  radar
  road
  roadwork
  rood
  ward
  warlord
  wood
  woodwork
  word
  world