Disaffirmation
Part of speech: noun
Definition: The act of denial; a declaration that something is not true. Repudiation of self or other.
Denial
Part of speech: noun
Definition: The negation in logicA refusal to comply with a request.An assertion of untruthRefusal to believe a problem exists
Example sentence: America does not need another political campaign based on denial and avoidance of some of our real problems. It needs a crusade to reform and renew our country, its institutions and political system.