Center letter: a
Outer letter: c h i r t u
Answers (52):
  haircut
  acacia
  acai
  arch
  archaic
  arctic
  arhat
  aria
  arthritic
  atria
  attach
  attar
  attic
  attract
  aura
  cacti
  carat
  cart
  cataract
  catarrh
  catch
  cathartic
  chai
  chair
  char
  chart
  chat
  chia
  chica
  chihuahua
  chitchat
  circa
  hair
  hart
  hatch
  hath
  hatha
  hurrah
  raita
  ratatat
  tach
  tacit
  tact
  tactic
  tart
  tartar
  taut
  that
  thatch
  tiara
  tract
  trait