Center letter: w
Outer letter: c g h i n t
Answers (27):
  twitching
  witching
  nitwit
  twig
  twin
  twinging
  twining
  twinning
  twit
  twitch
  which
  whinging
  whining
  whit
  whiting
  wigging
  wight
  winch
  wincing
  wing
  winging
  wining
  winning
  witch
  with
  within
  witting