विफलताओं से निराश।

कुंठित व्यक्ति ने आत्महत्या कर ली।
कुंठित, कुण्ठित

Disappointingly unsuccessful.

Disappointed expectations and thwarted ambitions.
Their foiled attempt to capture Calais.
Many frustrated poets end as pipe-smoking teachers.
His best efforts were thwarted.
defeated, disappointed, discomfited, foiled, frustrated, thwarted