Center letter: a
Outer letter: h o r t w y
Answers (60):
  throwaway
  ahoy
  aorta
  arhat
  array
  arrow
  arrowroot
  arroyo
  arty
  athwart
  attar
  away
  awry
  harrow
  harry
  hart
  hath
  hatha
  hoar
  hoary
  hoorah
  hooray
  hora
  hortatory
  oath
  oaty
  orator
  oratory
  ratatat
  ratty
  roar
  rotary
  rotator
  rotatory
  taro
  tarot
  tarry
  tart
  tartar
  tattoo
  tatty
  that
  thataway
  thaw
  throat
  throaty
  thwart
  torah
  tray
  wahoo
  wart
  warty
  wary
  watt
  what
  whoa
  worrywart
  wrath
  yahoo
  yarrow