Share this entry


Synonyms of impregnable in English:


  • 1 such a castle must have been impregnable
    invulnerable, impenetrable, unattackable, unassailable, inviolable, secure, strong, stout, safe, well fortified, well defended;
    [Antonyms] vulnerable
  • 2 an impregnable parliamentary majority
    [Antonyms] vulnerable
  • 3 as a working theory, this is impregnable
    [Antonyms] flawed
  • Share this entry

    What do you find interesting about this word or phrase?

    Comments that don't adhere to our Community Guidelines may be moderated or removed.