adhere vs attach

adhere and attach both are verbs.

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

As verbs, attach is a hypernym of adhere; that is, attach is a word with a broader meaning than adhere:

adhere (verb)	attach (verb)
follow through or carry out a plan without deviation	become attached
stick to firmly	cause to be attached
come or be in close contact with; stick or hold together and resist separation	be attached; be in contact with
be compatible or in accordance with	take temporary possession of as a security, by legal authority
be loyal to	create social or emotional ties
be a devoted follower or supporter