Center letter: l
Outer letter: g h i n t y
Answers (43):
  nightly
  giggling
  giggly
  gill
  gilling
  gilt
  glint
  glinting
  highlight
  highlighting
  highly
  hill
  hilling
  hilly
  hilt
  illy
  light
  lighting
  lightly
  lightning
  lilt
  lilting
  lily
  lining
  lint
  linty
  lying
  niggling
  niggly
  nightlight
  ninthly
  thinly
  tightly
  tiling
  till
  tilling
  tilt
  tilth
  tilting
  tingling
  tingly
  tinily
  titling