Center letter: b
Outer letter: g i n o u x
Answers (27):
  unboxing
  binging
  bingo
  binning
  bobbin
  bobbing
  bogging
  boing
  bonbon
  bong
  bongo
  boning
  bonobo
  boob
  booboo
  booing
  boon
  boxing
  bugging
  bung
  bunion
  gibbon
  gibing
  inbox
  noob
  nubbin
  unbox