Definition of pregnable in English:

pregnable

adjective

  • Vulnerable to attack; not impregnable.

    ‘the fort's pregnable approaches’
    • ‘They are more pregnable than banks; and routine deliveries of cash for pensions or benefit payouts makes it easier to plan a robbery.’
    • ‘Are our cities' public transportation systems pregnable to attack?’
    in danger, in peril, in jeopardy, at risk, endangered, unsafe, unprotected, ill-protected, unguarded
    View synonyms

Origin

Late Middle English: from Old French prenable, literally takable from Latin prehendere seize The g was sometimes written in French, perhaps indicating palatal n, but has come to be pronounced as a separate sound in English.

Pronunciation:

pregnable

/ˈpreɡnəbəl/