Roget's Thesaurus by Peter Mark Roget

544. beg the question, reason in a circle, reason in circles, assume

the conclusion. cut blocks with a razor, beat about the bush, play fast and loose, play fast and loose with the facts, blow hot and cold, prove that black is white and white black, travel out of the record, parler a tort et a travers[Fr][obs3], put oneself out of court, not have a leg to stand on. judge hastily, shoot from the hip, jump to conclusions (misjudgment) 481. Adj. intuitive, instinctive, impulsive; independent of reason, anterior to reason; gratuitous, hazarded; unconnected. unreasonable, illogical, false, unsound, invalid; unwarranted, not following; inconsequent, inconsequential; inconsistent; absonous|, absonant[obs3]; unscientific; untenable, inconclusive, incorrect; fallacious, fallible; groundless, unproved; non sequitur[Latin: it does not follow]. deceptive, sophistical, jesuitical; illusive, illusory; specious, hollow, plausible, ad captandum[Lat], evasive; irrelevant &c.