attend vs attach to

attend and attach to both are verbs.

Word	Noun	Adjective	Verb	Adverb
attend	No	No	Yes	No
attach to	No	No	Yes	No

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

Other hypernyms of attend include accompany, come with, go with.

attend (verb)	attach to (verb)
give heed (to)	be part of
work for, or be a servant to	be present or associated with an event or entity
take charge of or deal with
be present at (meetings, church services, university), etc.
to accompany as a circumstance or follow as a result