annihilate vs eradicate

annihilate and eradicate both are verbs.

Word	Noun	Adjective	Verb	Adverb
annihilate	No	No	Yes	No
eradicate	No	No	Yes	No

As verbs, annihilate and eradicate are synonyms defined as:

Other synonyms of annihilate include carry off, decimate, eliminate, extinguish, wipe out.

annihilate (verb)	eradicate (verb)
kill in large numbers	kill in large numbers
	destroy completely, as if down to the roots