Center letter: o
Outer letter: c f i n t u
Answers (47):
  function
  cocci
  coconut
  cocoon
  coffin
  coif
  coin
  concoct
  concoction
  confit
  conic
  coot
  cotton
  count
  cutoff
  cutout
  fiction
  finito
  foci
  font
  foot
  fount
  futon
  icon
  iconic
  info
  into
  intuition
  ionic
  nonfiction
  nonunion
  noon
  notion
  noun
  nuncio
  onion
  onto
  outfit
  tofu
  tonic
  toon
  toot
  tout
  tuition
  unction
  union
  unto