A mark or stain, particularly one that tarnishes reputation or character.

A blemish or spot; something that makes something less pure or valuable.

धब्बा

English Usage: The smirch on the wall could only be cleaned with special paint.

Hindi Usage: दीवार पर लगे धब्बे को सिर्फ विशेष रंग से साफ किया जा सकता था।

To make dirty or unclean, especially in a way that tarnishes or damages.

To sully or tarnish someone's reputation.

छवि खराब करना

English Usage: They tried to smirch her image with false accusations.

Hindi Usage: उन्होंने झूठे आरोपों से उसकी छवि खराब करने की कोशिश की।