coherent vs cohere

coherent is an adjective but cohere is not an adjective.

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

coherent (adjective)	cohere (adjective)
marked by an orderly, logical, and aesthetically consistent relation of parts
(physics) of waves having a constant phase relation
sticking together
capable of thinking and expressing yourself in a clear and consistent manner

coherent (verb)	cohere (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