Center letter: n
Outer letter: d g i o x z
Answers (38):
  oxidizing
  digging
  ding
  dinging
  dingo
  dining
  dino
  dioxin
  dodging
  dogging
  doing
  dong
  donning
  doxing
  doxxing
  dozing
  gigging
  ginning
  going
  gong
  gonging
  gonzo
  goon
  indigo
  inning
  iodizing
  ionizing
  nixing
  nodding
  noggin
  noon
  ongoing
  onion
  oozing
  zigging
  zing
  zinging
  zoning