In a manner that expresses sadness or dissatisfaction.

In a way that indicates misfortune or difficulty.

दुर्भाग्यपूर्ण ढंग से

English Usage: The team performed unhappily throughout the season.

Hindi Usage: टीम पूरे सीजन में दुर्भाग्यपूर्ण ढंग से खेली।