Center letter: n
Outer letter: a f m o r t
Answers (41):
  frontman
  affront
  annatto
  annotator
  anon
  arrant
  font
  footman
  front
  mammon
  manna
  manor
  manta
  mantra
  maroon
  matron
  moan
  mono
  moon
  moonroof
  morn
  moron
  naan
  nana
  narrator
  natant
  nonart
  nonfat
  noon
  norm
  notator
  onto
  ottoman
  rant
  rattan
  roan
  tantara
  tantra
  tartan
  toon
  torn