preposterous

posketon, mieletön Absurd, or contrary to common sense.
(quote-book)|chapter=16
(quote-journal)|date=4 December 2014|passage=Leading the attack on the president's very citizenship is the professional vulgarian (w), who gets away with the kind of preposterous, race-based comments granted few black public figures.
2016 January 30, "http://www.thenational.ae/opinion/comment/america-deserves-more-from-presidential-hopefuls America deserves more from presidential hopefuls," The National (retrieved 31 January 2016):

Democrats, too, must be criticised. While they have not made preposterous statements or been threatening or demagogic, they, all too often, have come up short, failing to propose new ideas that can help unwind conflicts raging across the Middle East.