eat vs pervert

eat is not a noun while pervert is a noun.

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

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

eat (noun)	pervert (noun)
	a person whose behavior deviates from what is acceptable especially in sexual behavior

eat (verb)	pervert (verb)
cause to deteriorate due to the action of water, air, or an acid	change the inherent purpose or function of something
take in solid food	practice sophistry; change the meaning of or be vague about in order to mislead or deceive
eat a meal; take a meal	corrupt morally or by intemperance or sensuality
take in food; used of animals only
use up (resources or materials)
worry or cause anxiety in a persistent way