Center letter: u
Outer letter: a c h o r t
Answers (36):
  coauthor
  cutthroat
  actuator
  aura
  aurora
  author
  auto
  autocrat
  church
  churro
  couch
  court
  couth
  crouch
  crutch
  curacao
  curator
  curt
  cutout
  hour
  hurrah
  hurt
  hutch
  occur
  ouch
  outro
  rout
  taut
  thou
  touch
  tour
  tout
  trout
  truth
  tutor
  tutu