lying vs prevarication

lying and prevarication both are nouns.

Word	Noun	Adjective	Verb	Adverb
lying	Yes	No	No	No
prevarication	Yes	No	No	No

As nouns, lying and prevarication are synonyms defined as:

Other synonyms of lying include fabrication.

lying (noun)	prevarication (noun)
the deliberate act of deviating from the truth	the deliberate act of deviating from the truth
	intentionally vague or ambiguous
	a statement that deviates from or perverts the truth