Formal:
* प्रिय (priya): This is the most common and formal way to say "dear" in Hindi. It's used for both men and women and can be used in letters, speeches, or when addressing someone respectfully.
Informal:
* प्यारा (pyara): This is a more affectionate way to say "dear" and is typically used for men.
* प्यारी (pyari): This is the feminine version of "pyara" and is used for women.
* जान (jaan): This means "life" or "soul" and is a very intimate and affectionate way to say "dear." It's typically used for close friends, lovers, or family members.
Other options:
* प्रियतम (priyatam): This is a more poetic and formal way to say "dear."
* प्रेमी (premee): This means "lover" and can be used for both men and women.
The best way to choose the right word depends on the specific situation and your relationship with the person you're addressing.