an absence of anything; not anything

कुछ नहीं

English Usage: There was nothing much to see in the museum.

Hindi Usage: संग्रहालय में देखने के लिए कुछ नहीं था।

to a great extent; very often

बहुत अधिक

English Usage: He doesn’t do much these days.

Hindi Usage: वह इन दिनों बहुत कुछ नहीं करता।