discredit
Meaning (English)
to damage the good reputation of a person or a claim
Meaning (मराठी)
विश्वासार्हता घालवणे, बदनाम करणे
Used in a sentence
The affidavit was produced only to discredit the complainant.
तक्रारदाराची विश्वासार्हता घालवण्यासाठीच ते प्रतिज्ञापत्र सादर करण्यात आले.