Center letter: i
Outer letter: a m n o t z
Answers (47):
  atomization
  minimization
  amino
  ammonia
  amnio
  anima
  animation
  anion
  annotation
  anoint
  anti
  attain
  imam
  imitation
  initiation
  intimation
  into
  intonation
  ionization
  iota
  maim
  main
  maintain
  mania
  manzanita
  mini
  minim
  minima
  minion
  mint
  mitt
  monomania
  motion
  nation
  nomination
  notation
  notion
  omit
  onion
  taint
  tannin
  tatami
  tint
  titan
  tomtit
  zinnia
  ziti