An expression granting permission; an indication of agreement with a proposal; an acknowledgement that a person, thing, or event meets requirements.
Something mailed by a seller to a collector to match their stated interests; the collector can approve of or return the item.
An expression of favorable acceptance and encouragement; a compliment that also condones.
A defense mechanism involving a refusal to accept the truth of a phenomenon or prospect.
A disownment or disavowal
An assertion of untruth.
Refusal to believe that a problem exists.
Refusal to admit responsibility for wrongdoing.
A refusal or failure to provide or grant something that is requested or desired.
Negationism, denialism of historical facts or accepted interpretation.
The negation in logic.