damage vs eat

damage is a noun but eat is not a noun.

Word	Noun	Adjective	Verb	Adverb
damage	Yes	No	Yes	No
eat	No	No	Yes	No

As verbs, eat is a hyponym of damage; that is, eat is a word with a more specific, narrower meaning than damage:

damage (noun)	eat (noun)
the act of damaging something or someone
any harm or injury resulting from a violation of a legal right
the occurrence of a change for the worse
loss of military equipment
the amount of money needed to purchase something

damage (verb)	eat (verb)
inflict damage upon	cause to deteriorate due to the action of water, air, or an acid
suffer or be susceptible to damage	take in solid food
	eat a meal; take a meal
	take in food; used of animals only
	use up (resources or materials)
	worry or cause anxiety in a persistent way