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impregnable

see definition of impregnable
  • adjunyielding
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Synonyms for impregnable

adj unyielding
  • fortified
  • impenetrable
  • indestructible
  • invincible
  • invulnerable
  • unassailable
  • firm
  • secure
  • solid
  • strong

Antonyms for impregnable

  • breakable
  • destructible
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.

More words related to impregnable

dangerous

adjective. hazardous, troubling

fast

adjective. fixed, immovable

faster

adjective. fixed, immovable

fastest

adjective. fixed, immovable

formidable

adjective. horrible, terrifying

indomitable

adjective. steadfast, unyielding
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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