Obstinate
Part of speech: adjective
Definition: Stubbornly adhering to an opinion, purpose, or course, usually with implied unreasonableness; persistent. Said of inanimate things not easily subdued or removed.
Example sentence: Nothing is more obstinate than a fashionable consensus.
Contrary
Part of speech: adjective
Definition: opposed in naturestrongly dissimilar
Part of speech: adverb
Definition: Contrarily
Part of speech: noun
Definition: The opposite.One of a pair of propositions that cannot both be simultaneously true.
Example sentence: The way to Heaven is ascending; we must be content to travel uphill, though it be hard and tiresome, and contrary to the natural bias of our flesh.