cohere vs cohesion

cohere is not a noun while cohesion is a noun.

Word	Noun	Adjective	Verb	Adverb
cohere	No	No	Yes	No
cohesion	Yes	No	No	No

cohere (noun)	cohesion (noun)
	(physics) the intermolecular force that holds together the molecules in a solid or liquid
	(botany) the process in some plants of parts growing together that are usually separate (such as petals)
	(linguistics) the grammatical and lexical linking within a text or sentence that holds a text together and gives it meaning.
	the state of cohering or sticking together

cohere (verb)	cohesion (verb)
come or be in close contact with; stick or hold together and resist separation
have internal elements or parts logically connected so that aesthetic consistency results
cause to form a united, orderly, and aesthetically consistent whole