Ad hominem (against the man): attacking the person’s authority rather than his or her qualifications or reasons.
Ad ignorantiam (appeal to ignorance): arguing that a claim is true just because it has not been shown to be false.
Ad misericordiam (appeal to pity): appealing to pity as an argument for special treatment.
Ad populum (appeal to the people): appealing to the emotions of a crowd, also, appealing to a person to go along with the crowd.
Ad verecundiam (from authority): an appeal to the testimony of an authority, the fallacy occurs when the reason for assenting to a statement is based on following the recommendation or advice of an improper authority.
Petiquio principii: implicitly using your conclusion as a premise.
False cause: generic term for a questionable conclusion about cause and effect, usually generalizing from incomplete information.
False dilemma: reducing the options you consider to just two, often sharply opposed and unfair to the people the dilemma is posed against.
Loaded language: making an argument look good by mocking or distorting the other side, using language whose only function is to sway the emotions.
Post hoc, ergo propter hoc (literally, "after this, therefore because of this"): assuming causation too readily on the basis of mere succession in time, establishing anecessary connection where there is none.
Straw man: caricaturing an opposing view so that it is easy to refute.
Tu quoque (literally “you too”):to pretend that if one person claims that X is true but acts as if X wasn’t true, then X is false.
Weasel word: changing the meaning of a word in the middle of your argument so that your conclusion can be maintained.