Used to introduce a contrast or exception.

भले ही

English Usage: Although it was raining, we went for a walk.

Hindi Usage: भले ही बारिश हो रही थी, हम टहलने गए।

Used to indicate a contrast or to soften a statement.

फिर भी

English Usage: She is very talented, though she doesn’t seem confident.

Hindi Usage: वह बहुत प्रतिभाशाली है, फिर भी वह आत्मविश्वासी नहीं लगती।

In spite of the fact that.

के बावजूद

English Usage: Though he was tired, he continued to work.

Hindi Usage: के बावजूद कि वह थका हुआ था, उसने काम जारी रखा।