An activity done regularly in one's leisure time for pleasure

A subject of interest or pursuit

रुचि का विषय

English Usage: Her hobby is learning about ancient history.

Hindi Usage: उसका शौक प्राचीन इतिहास के बारे में जानना है।

To act in a way that demonstrates a particular hobby, typically in a playful manner

खेलना

English Usage: He likes to hobby around with model trains.

Hindi Usage: उसे मॉडल ट्रेनों के साथ खेलना पसंद है।