Center letter: m
Outer letter: a d n o r t
Answers (58):
  dormant
  mordant
  adamant
  adman
  ammo
  armada
  armor
  aroma
  atom
  damn
  doom
  doorman
  doormat
  dorm
  dram
  drama
  madam
  madman
  mama
  mamma
  mammon
  manna
  manor
  manta
  mantra
  marm
  marmot
  maroon
  mart
  matador
  matron
  moan
  moat
  momma
  monad
  mondo
  mono
  monodrama
  mood
  moon
  moor
  moot
  morn
  moron
  mortar
  motor
  motto
  nomad
  nonrandom
  norm
  ottoman
  ramada
  ramrod
  random
  roam
  room
  tomato
  tram