Center letter: a
Outer letter: e g i m n z
Answers (70):
  magazine
  again
  agaze
  ageing
  aging
  aiming
  amaze
  amazing
  amen
  anemia
  angina
  anima
  anime
  enema
  engage
  engaging
  enigma
  gaga
  gage
  gagging
  gain
  gaining
  game
  gamin
  gamine
  gaming
  gamma
  gang
  ganging
  gaze
  gazing
  image
  imagine
  imaging
  imagining
  imam
  inane
  mage
  magi
  magma
  maim
  maiming
  main
  maize
  mama
  mamma
  manage
  managing
  mane
  manga
  mange
  mania
  manna
  manning
  maze
  mean
  meanie
  meaning
  mega
  mezzanine
  minima
  naan
  nagging
  name
  naming
  nana
  zagging
  zigzag
  zigzagging
  zinnia