Antonym of SLUR

Slur : make damaging or insulting insinuations or allegations about.
Promise : a declaration or assurance that one will do something or that a particular thing will happen.
Hope : a feeling of expectation and desire for a particular thing to happen.
Credit : public acknowledgement or praise, given or received when a person's responsibility for an action or idea becomes apparent.
Virtue : behaviour showing high moral standards.

Antonym of Slur is Credit