C2 adjective /ˌɛsəˈtɛrɪk/
esoteric
गोपनीय
Meaning
intended for or understood by only a small number of people with special knowledge
Example
The professor gave an esoteric lecture on ancient philosophy.
प्रोफेसर ने प्राचीन दर्शन पर एक गोपनीय व्याख्यान दिया।