neaten vs gel

neaten is not a noun while gel is a noun.

Word	Noun	Adjective	Verb	Adverb
neaten	No	No	Yes	No
gel	Yes	No	Yes	No

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

neaten (noun)	gel (noun)
	a thin translucent membrane used over stage lights for color effects
	jellylike substance used in hair styling
	a colloid in a more solid form than a sol

neaten (verb)	gel (verb)
care for one's external appearance	apply a styling gel to
put (things or places) in order	become a gel