Center letter: g
Outer letter: d e n o t u
Answers (46):
  outgunned
  tongued
  dengue
  dodge
  dodged
  doge
  dogged
  doggo
  doggone
  dong
  dudgeon
  dugong
  dugout
  dung
  dungeon
  edge
  edged
  egged
  eggnog
  gene
  gent
  geode
  gone
  gong
  gonged
  good
  goon
  gotten
  gouge
  gouged
  gout
  gunned
  gutted
  nudge
  nudged
  nugget
  ogee
  outgo
  outgone
  outgun
  togged
  tong
  tonged
  tongue
  tugged
  unguent