Fallency n. : An exception.

Example:


Taxonomy
fallacies, premise, conclusion, food, Logic, interlocutor, hamburger, pie, Joe, eternal happiness, formal fallacy, logical fallacies, exception, appeal to authority, ground, rain, free encyclopedia, logical fallacy.

Defination from the web:
fallacy is a misconception resulting from incorrect reasoning in argumentation. ... 3 Deductive fallacy. 3.1 Formalisms and frameworks used to understand fallacies. 4 Other systems of classification. 5 Fallacies in the media and politics ...