unavenged
1. [ adjective ] for which vengeance has not been taken
Examples:

"an unavenged murder"

Related terms: avenged revenge
Similar spelling:   unvented
  unopened
  unfenced
  uneven
  unbend
  unwoven
  unvaned
  unbeneficed
  unbending
  unopen
  unbent
  unvendible
  unevenness
  unbendable
  unbanded