Center letter: c
Outer letter: a d i m n o
Answers (52):
  nomadic
  acacia
  acai
  acid
  acidic
  anaconda
  anionic
  cacao
  caiman
  cami
  camo
  cancan
  candid
  canid
  canna
  cannon
  canon
  canonic
  ciao
  cicada
  cinnamon
  coca
  cocci
  cocoa
  cocoon
  coda
  codon
  coin
  coma
  comic
  comma
  command
  commando
  common
  condo
  condom
  conic
  icon
  iconic
  indica
  indicia
  ionic
  macadam
  macadamia
  maniac
  manic
  mica
  mimic
  minicam
  monomaniac
  niacin
  noncom