niggardliness vs parsimoniousness

niggardliness and parsimoniousness both are nouns.

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

As nouns, niggardliness and parsimoniousness are synonyms defined as:

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

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