assign vs attribute

assign is not a noun while attribute is a noun.

Word	Noun	Adjective	Verb	Adverb
assign	No	No	Yes	No
attribute	Yes	No	Yes	No

As verbs, assign and attribute are synonyms defined as:

Other synonyms of assign include ascribe, impute.

As verbs, assign and attribute are synonyms defined as:

assign (noun)	attribute (noun)
	an abstraction belonging to or characteristic of an entity
	a construct whereby objects or individuals can be distinguished

assign (verb)	attribute (verb)
select something or someone for a specific purpose	attribute or credit to
attribute or credit to	decide as to where something belongs in a scheme
decide as to where something belongs in a scheme
attribute or give
transfer one's right to
give out
make undue claims to having
give an assignment to (a person) to a post, or assign a task to (a person)