quite a little vs flood

quite a little and flood both are nouns.

Word	Noun	Adjective	Verb	Adverb
quite a little	Yes	No	No	No
flood	Yes	No	Yes	No

As nouns, flood is a hyponym of quite a little; that is, flood is a word with a more specific, narrower meaning than quite a little:

Other hyponyms of quite a little include deluge, inundation, torrent, haymow.

quite a little (noun)	flood (noun)
(often followed by `of') a large number or amount or extent	the act of flooding; filling to overflowing
	a large flow
	light that is a source of artificial illumination having a broad beam; used in photography
	the occurrence of incoming water (between a low tide and the following high tide)
	the rising of a body of water and its overflowing onto normally dry land
	an overwhelming number or amount

quite a little (verb)	flood (verb)
	cover with liquid, usually water
	become filled to overflowing
	fill quickly beyond capacity; as with a liquid
	supply with an excess of