attach vs relate

attach and relate both are verbs.

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

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

attach (verb)	relate (verb)
become attached	make a logical or causal connection
cause to be attached	give an account of; narrate
be attached; be in contact with	have or establish a relationship to
take temporary possession of as a security, by legal authority	be relevant to
create social or emotional ties	be in a relationship with