Center letter: g
Outer letter: i l r t u y
Answers (21):
  liturgy
  giggly
  gill
  gilt
  girl
  girly
  girt
  glug
  glut
  grill
  grit
  grittily
  gritty
  guilt
  guiltily
  guilty
  gull
  gully
  guru
  trig
  ugly