Center letter: c
Outer letter: d e h n o t
Answers (62):
  notched
  cede
  ceded
  cent
  cocoon
  cocooned
  code
  coded
  codon
  coed
  coho
  concede
  conceded
  conch
  concoct
  concocted
  condo
  condone
  condoned
  cone
  coned
  connect
  connected
  conned
  connote
  connoted
  contend
  contended
  content
  contented
  cooed
  coot
  cote
  cotton
  cottoned
  decedent
  decent
  deco
  decoct
  decocted
  decode
  decoded
  detect
  detected
  docent
  echo
  echoed
  encode
  encoded
  etch
  etched
  hence
  honcho
  hooch
  neocon
  nonce
  notch
  octet
  once
  tech
  techno
  thence