Substance that is not heavy; can refer to physical weight or figurative lightness.

Refers to brightness or illumination.

रोशनी

English Usage: The light from the lamp filled the room with brightness.

Hindi Usage: दीये की रोशनी ने कमरे को उजाला कर दिया।

Not heavy; easy to lift or move.

Having a low density; not solid or thick.

कम घनत्व वाला

English Usage: Light minerals are often found in sedimentary rocks.

Hindi Usage: हल्के खनिज अक्सर अवसादी चट्टानों में पाए जाते हैं।