contrary vs different

contrary is a noun but different is not a noun.

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

contrary (noun)	different (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)	different (adjective)
of words or propositions so related that both cannot be true but both may be false	unlike in nature or quality or form or degree
very opposed in nature or character or purpose	distinctly separate from the first
resistant to guidance or discipline	differing from all others; not ordinary
in an opposing direction	distinct or separate