Center letter: e
Outer letter: b i k l o x
Answers (23):
  boxlike
  belie
  bell
  belle
  bible
  bike
  bile
  bloke
  bobble
  bookie
  exile
  ibex
  keel
  kibble
  leek
  libel
  libelee
  like
  lobe
  oboe
  oleo
  ollie
  oxlike