To call a liar; to accuse of falsehood.
To fill with lies; to lie to.
To contradict, to show (something) to be false.
To show, evince or demonstrate (something) to be present, particularly something deemed contradictory or ironic.
To give a false representation of.
To conceal the contradictory or ironic presence of (something).
Synonym of talk shit
Derogatory speech regarding someone or something.