include vs attach to

include and attach to both are verbs.

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

As verbs, attach to is a hyponym of include; that is, attach to is a word with a more specific, narrower meaning than include:

include (verb)	attach to (verb)
add as part of something else; put in as part of a set, group, or category	be part of
consider as part of something	be present or associated with an event or entity
allow participation in or the right to be part of; permit to exercise the rights, functions, and responsibilities of
have as a part, be made up out of