An argument that sometimes fools human reasoning, but is not logically valid.
fallacious
Bad (apex)
His entire speech was fallacious, as none of his contentions was backed by evidence.A fallacious argument can still carry weight if it seems plausible.
A fallacy is basically an argument with poor reasoning. An argument can be considered to be fallacious even if the conclusion is true or not.
It can use a false proposition to start with or a deduction which is not valid.
The days are longer in summer, because things expand when they are heated.
An argumentum ad populum is a fallacious argument which concludes that a proposition is true because many people believe it.
An argumentum ad fidem is a fallacious argument that asserts the truth of a proposition by an appeal to pious testimony or religious revelation.
Fallacious means based on a mistaken belief or unsound reasoning. It refers to arguments or reasoning that are deceptive, misleading, or logically incorrect.
Diverting the argument to unrelated issues with a 'red herring'. Or, assuming the conclusion of an argument called 'begging the question'
They had fallacious thoughts about each other. This was because of improper conversation between the two.
Several possibilities include: incorrect, fictitious, fallacious, and fallacious.