paradoxical

paradoksaalinen Having self-contradictory property properties.
1776, (w), s:The Wealth of Nations|An Inquiry into the Nature and Causes of the Wealth of Nations, book II, ch 2

It is the ambiguity of language only which can make this proposition appear either doubtful or paradoxical. When properly explained and understood, it is almost self-evident.

It sounds paradoxical, but I am inclined to think that the weakness and insanity of the curate warned me, braced me, and kept me a sane man.

It was tightly fitted with a cap of the same substance, and bore engraved figurings of an evidently decorative and possibly symbolic nature - conventional designs which seemed to follow a peculiarly alien, paradoxical, and doubtfully describable system of geometry.