tie in vs identify

tie in and identify both are verbs.

Word	Noun	Adjective	Verb	Adverb
tie in	No	No	Yes	No
identify	No	No	Yes	No

As verbs, identify is a hyponym of tie in; that is, identify is a word with a more specific, narrower meaning than tie in:

Other hyponyms of tie in include remember, interrelate, correlate, free-associate, have in mind, mean, think of.

tie in (verb)	identify (verb)
make a logical or causal connection	recognize as being; establish the identity of someone or something
be in connection with something relevant	identify as in botany or biology, for example
	consider to be equal or the same
	conceive of as united or associated
	consider (oneself) as similar to somebody else
	give the name or identifying characteristics of; refer to by name or some other identifying characteristic property