This is the 173rd most frequent Hindi word.
लगन
Dedication or determination.
The word 'लगन' here refers to a strong determination and commitment towards studying.
राम ने पढ़ाई में लगन दिखायी।
Ram showed dedication in his studies.
In this context, 'लगन' means the auspicious time or the date fixed for marriage.
उसने शादी की लगन तक इंतजार किया।
She waited until the wedding date.
Here, 'लगन' signifies devotion or passion towards painting.