Impregnable(adjective)
Unable to be defeated or overcome.
Hindi meaning:अजेय
Synonyms: Unbeatable, Unconquerable, Unassailable, Invincible
Antonyms: Destructible, Breakable
Example: Liverpool used their good fortune to forge an impregnable lead. <br><br> The team built up an impregnable 5–1 lead. <br><br> He was impregnable, unbeatable, and nothing, no creature could even come close to conquering the mighty Kong.
Trick to remember: Maharbharat impregnable Pandavon ke Gaurav ki kahani hai jisme 100 kaurav milkar bhi yuddh me unko hara nahin pate. 
