impossible inconceivable out of the question unimaginable
impossible%5:00:00:unthinkable:00 inconceivable%5:00:00:unthinkable:00 out_of_the_question%5:00:00:unthinkable:00 unimaginable%5:00:00:unthinkable:00
nedojemljiv nedoumljiv nemogoč nepojmljiv nerazumljiv neverjeten nezapopadljiv
totally unlikely