Concept:The word "Esoteric" refers to knowledge that is understood only by a small group of people with specialized interest. It is the opposite of common or popular.
Explanation:The Hindi meaning of Esoteric is "गूढ़" or "दुर्गम". For example, a lecture meant only for advanced students is esoteric.
Now check the options:
- Option B "Mysterious" (रहस्यमय) means hard to understand or explain – this matches the sense of esoteric closely.
- Option A "Common" means ordinary – opposite of esoteric.
- Option C "Popular" means liked by many – opposite of esoteric.
- Option D "Clear" means easy to understand – opposite of esoteric.
Therefore, only "Mysterious" is a synonym.
Answer:Option B i.e. Mysterious.