Center letter: h
Outer letter: a i l n o t
Answers (28):
  annihilation
  inhalation
  aloha
  anthill
  hail
  halal
  hall
  halo
  halt
  hath
  hatha
  hill
  hilt
  hint
  holt
  hoot
  inhalant
  lath
  litho
  loath
  ninth
  oath
  tahini
  than
  that
  thin
  tilth
  tooth