plentitude vs plenty

plentitude and plenty both are nouns.

Word	Noun	Adjective	Verb	Adverb
plentitude	Yes	No	No	No
plenty	Yes	No	No	Yes

As nouns, plentitude and plenty are synonyms defined as:

Other synonyms of plentitude include plenitude, plenteousness, plentifulness.

plentitude (noun)	plenty (noun)
a full supply	a full supply
	(often followed by `of') a large number or amount or extent

plentitude (adverb)	plenty (adverb)
	as much as necessary