adhesion vs adhere

adhesion is a noun but adhere is not a noun.

Word	Noun	Adjective	Verb	Adverb
adhesion	Yes	No	No	No
adhere	No	No	Yes	No

adhesion (noun)	adhere (noun)
faithful support for a cause or political party or religion
the property of sticking together (as of glue and wood) or the joining of surfaces of different composition
a fibrous band of scar tissue that binds together normally separate anatomical structures
abnormal union of bodily tissues; most common in the abdomen

adhesion (verb)	adhere (verb)
	follow through or carry out a plan without deviation
	stick to firmly
	come or be in close contact with; stick or hold together and resist separation
	be compatible or in accordance with
	be loyal to
	be a devoted follower or supporter