eat vs tire

eat is not a noun while tire is a noun.

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

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

eat (noun)	tire (noun)
	hoop that covers a wheel

eat (verb)	tire (verb)
cause to deteriorate due to the action of water, air, or an acid	lose interest or become bored with something or somebody
take in solid food	exhaust or get tired through overuse or great strain or stress
eat a meal; take a meal	cause to be bored
take in food; used of animals only	deplete
use up (resources or materials)
worry or cause anxiety in a persistent way