Center letter: l
Outer letter: g i o r v y
Answers (29):
  virology
  giggly
  gigolo
  gill
  girl
  girly
  glory
  goggly
  golly
  googly
  googol
  grill
  groggily
  igloo
  illy
  lily
  logo
  logroll
  logy
  loll
  lorry
  oily
  olio
  rill
  roil
  roll
  vigil
  viol
  vlog