This is the 926th most frequent Hindi word.
मदन
"Madan" in Hindi refers to the Hindu god of love, passion, and desire (Kamadeva).
In this sentence, 'मदन' is used as a proper noun, representing the name of an individual.
मदन बहुत ही पढ़ाई में रुचि रखने वाला छात्र है।
Madan is a student who is very interested in studies.
Here, 'मदन' again functions as a proper noun, referring to an individual observing a bird.
मदन ने जंगल में एक सुंदर पक्षी देखा।
Madan saw a beautiful bird in the forest.
In this context, 'मदन' is used as a proper noun that identifies the subject having memories.