defeat vs come through

defeat is a noun but come through is not a noun.

Word	Noun	Adjective	Verb	Adverb
defeat	Yes	No	Yes	No
come through	No	No	Yes	No

As verbs, come through is a hyponym of defeat; that is, come through is a word with a more specific, narrower meaning than defeat:

defeat (noun)	come through (noun)
an unsuccessful ending to a struggle or contest
the feeling that accompanies an experience of being thwarted in attaining your goals

defeat (verb)	come through (verb)
win a victory over	penetrate
thwart the passage of	succeed in reaching a real or abstract destination after overcoming problems
	attain success or reach a desired goal
	continue in existence after (an adversity, etc.)