Meaning : Rejecting or disowning or disclaiming as invalid.
Example :
Congressional repudiation of the treaty that the President had negotiated.
Synonyms : renunciation
Meaning : Refusal to acknowledge or pay a debt or honor a contract (especially by public authorities).
Example :
The repudiation of the debt by the city.
Meaning : The exposure of falseness or pretensions.
Example :
The debunking of religion has been too successful.
Synonyms : debunking