A leaf is the flat, typically green part of a plant that is attached to a stem or branch.

पत्ता

English Usage: The leaf fell from the tree in the autumn.

Hindi Usage: पत्ता पतझड़ में पेड़ से गिर गया।

A gap is a space or hole in something where something is missing.

अंतर

English Usage: There was a gap in the fence that the dog could squeeze through.

Hindi Usage: बाड़ में एक अंतर था जिससे कुत्ता गुजर सकता था।

A gap can also refer to a difference in level, amount, or quality between two things.

दरार

English Usage: The pay gap between men and women has been a topic of discussion for years.

Hindi Usage: पुरुषों और महिलाओं के बीच वेतन की दरार वर्षों से चर्चा का विषय रही है।