Center letter: c
Outer letter: a e n o t v
Answers (61):
  covenant
  accent
  acetate
  acetone
  acne
  avocet
  cacao
  cancan
  cane
  canna
  cannon
  cannot
  canoe
  canon
  cant
  cantata
  canteen
  canton
  cava
  cave
  caveat
  cent
  cetacean
  coat
  coca
  cocoa
  cocoon
  concatenate
  concave
  concoct
  cone
  connect
  connote
  contact
  content
  convect
  convene
  convent
  coot
  cote
  cotenant
  cotton
  cove
  coven
  covet
  ecotone
  enact
  neocon
  nonce
  ocean
  octane
  octant
  octave
  octet
  once
  tacet
  taco
  tact
  toccata
  vacant
  vacate