Impregnable

C2 16+

Synonyms of impregnable

Antonyms of impregnable

Collocations of impregnable

fortress
Frequency: 85 %

The impregnable fortress stood tall against enemy attacks.

defense
Frequency: 70 %

The impregnable defense system prevented any unauthorized access.

security
Frequency: 60 %

The impregnable security measures ensured the safety of the valuable artifacts.

stronghold
Frequency: 50 %

The impregnable stronghold was the last line of defense for the kingdom.

barrier
Frequency: 45 %

The impregnable barrier prevented any unauthorized entry into the restricted area.

Idiomatic Expressions for impregnable

  • Phrase: impregnable defense
    Meaning: a defensive position that is very strong and difficult to breach
    Usage: The team's impregnable defense prevented the opposing team from scoring any goals.