Usage patterns
惨めな気持ちになるto feel miserable
I felt miserable after losing the match.
惨めに負けるto lose miserably
The team suffered a miserable defeat.
惨めな姿a pitiful, wretched appearance
He stood there in a pitiful state, soaked by the rain.
〈人〉を惨めにするto make someone feel miserable
Poverty made him feel miserable.