Center letter: l
Outer letter: a d i n o r
Answers (49):
  doornail
  ordinal
  aioli
  anal
  annal
  aril
  dial
  dildo
  dill
  dirndl
  doll
  dollar
  dolor
  drill
  droll
  drool
  idol
  inlaid
  inland
  laid
  lain
  lair
  lanai
  land
  landlord
  lanolin
  lard
  liar
  lion
  lira
  llano
  load
  loan
  loin
  loll
  loon
  lord
  nail
  nodal
  nonillion
  olio
  oral
  radial
  rail
  railroad
  rial
  rill
  roil
  roll