Substance used for medical or recreational purposes.

Illegal substances often abused.

नशे की चीज

English Usage: He fell into a life of drugs and crime.

Hindi Usage: वह नशे और अपराध की जिंदगी में गिर गया।

Compulsive engagement in substance use despite harmful consequences.

Strong habit or dependence on a particular activity or substance.

लत

English Usage: His addiction to gambling cost him his savings.

Hindi Usage: जुए की लत ने उसे उसकी बचत से वंचित कर दिया।