Incapable of being overcome or subdued, often used in a figurative sense.

अजेय

English Usage: Her inexpugible spirit inspired everyone around her.

Hindi Usage: उसकी अजेय आत्मा ने उसके आस-पास के सभी लोगों को प्रेरित किया।

Something that cannot be conquered or subdued.

अजेय

English Usage: The island was deemed inexpugible by the invading forces.

Hindi Usage: इस द्वीप को आक्रमणकारी बलों द्वारा अजेय माना गया।

Not applicable, as "inexpugible" does not function as a verb.

अनुपयोगी

English Usage: N/A

Hindi Usage: N/A