Center letter: b
Outer letter: a g i l m n
Answers (47):
  ambling
  blaming
  gambling
  alibi
  baaing
  baba
  babbling
  bagging
  bagman
  bail
  bailing
  baling
  ball
  balling
  balm
  banal
  banana
  bang
  banging
  banning
  bilabial
  bill
  billing
  binging
  binning
  blab
  blabbing
  blam
  blin
  bling
  blini
  gabbing
  gabbling
  gibing
  glib
  iamb
  iambi
  imbibing
  labia
  labial
  lamb
  limb
  mailbag
  mamba
  nabbing
  nibbling
  nimbi