General terms:
* शुद्ध (śuddha): This is the most common and general word for "pure" and can be used in many contexts. It signifies freedom from impurities, flaws, or defects.
* निर्मल (nirmala): This word implies purity and clarity, like that of water or crystal.
* पवित्र (pavitra): This word emphasizes holiness and ritual purity.
* शुभ्र (śubhra): This word specifically refers to purity of color, often implying whiteness.
Other words with specific meanings:
* शुद्धात्म (śuddhatma): This means "pure soul" or "pure-minded".
* निष्कलंक (niṣkalanka): This means "spotless" or "free from blemish".
* अनुपम (anupama): This means "unmatched" or "peerless", implying a pure excellence.
The best choice for you will depend on the specific context and the nuance you wish to express.