Center letter: i
Outer letter: a c n o t x
Answers (63):
  intoxicant
  intoxication
  acacia
  acai
  action
  anion
  annotation
  anoint
  anoxia
  anoxic
  anti
  antic
  antitoxin
  ataxia
  attain
  attic
  cacti
  canonic
  cantina
  catatonia
  catatonic
  cation
  ciao
  citation
  coati
  cocci
  coin
  concoction
  conic
  connotation
  contain
  icon
  iconic
  inaction
  incant
  incantation
  initiation
  intact
  into
  intonation
  ionic
  iota
  nation
  niacin
  nontoxic
  notation
  notion
  onion
  tacit
  tactic
  tactician
  taint
  tannic
  tannin
  taxation
  taxi
  tinct
  tint
  titan
  titanic
  tonic
  toxic
  toxin