niggardness vs parsimoniousness

niggardness and parsimoniousness both are nouns.

Word	Noun	Adjective	Verb	Adverb
niggardness	Yes	No	No	No
parsimoniousness	Yes	No	No	No

As nouns, niggardness and parsimoniousness are synonyms defined as:

Other synonyms of niggardness include closeness, meanness, minginess, niggardliness, parsimony, tightfistedness, tightness.

niggardness (noun)	parsimoniousness (noun)
extreme stinginess	extreme care in spending money; reluctance to spend money unnecessarily
	extreme stinginess