Center letter: c
Outer letter: d e i j n o
Answers (51):
  conjoined
  cede
  ceded
  cocci
  cocoon
  cocooned
  code
  coded
  codeine
  codon
  coed
  coin
  coincide
  coincided
  coincidence
  coined
  concede
  conceded
  condo
  condone
  condoned
  cone
  coned
  conic
  conjoin
  conned
  cooed
  decide
  decided
  deco
  decode
  decoded
  deice
  deiced
  deicide
  dice
  diced
  ecocide
  encode
  encoded
  iced
  icon
  iconic
  incidence
  innocence
  ionic
  neocon
  nice
  niece
  nonce
  once