Center letter: i
Outer letter: a c e h n t
Answers (71):
  technician
  acacia
  acai
  acetic
  ancient
  anti
  antic
  attain
  attic
  cacti
  canine
  cantina
  chai
  chain
  chia
  chianti
  chic
  chica
  chichi
  chin
  china
  chit
  chitchat
  chitin
  cinch
  cite
  echinacea
  enchain
  entice
  ethic
  ethnic
  hectic
  heinie
  hint
  hitch
  inane
  incant
  inch
  incite
  initiate
  innate
  innie
  intact
  intent
  itch
  niacin
  nice
  niche
  niece
  nine
  nineteen
  nineteenth
  ninetieth
  ninth
  nite
  tacit
  tactic
  tactician
  tahini
  taint
  tannic
  tannin
  techie
  thin
  thine
  tinct
  tine
  tint
  titan
  titanic
  tithe