contrary vs adverse

contrary is a noun but adverse is not a noun.

Word	Noun	Adjective	Verb	Adverb
contrary	Yes	Yes	No	No
adverse	No	Yes	No	No

As adjectives, contrary and adverse are synonyms defined as:

contrary (noun)	adverse (noun)
exact opposition
a relation of direct opposition
a logical relation such that two propositions are contraries if both cannot be true but both can be false

contrary (adjective)	adverse (adjective)
of words or propositions so related that both cannot be true but both may be false	in an opposing direction
very opposed in nature or character or purpose	contrary to your interests or welfare
resistant to guidance or discipline
in an opposing direction