tergiversation vs falsification

tergiversation and falsification both are nouns.

Word	Noun	Adjective	Verb	Adverb
tergiversation	Yes	No	No	No
falsification	Yes	No	No	No

As nouns, falsification is a hypernym of tergiversation; that is, falsification is a word with a broader meaning than tergiversation:

Other hypernyms of tergiversation include misrepresentation.

tergiversation (noun)	falsification (noun)
falsification by means of vague or ambiguous language	the act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeiting
the act of abandoning a party for cause	the act of determining that something is false
	a willful perversion of facts
	any evidence that helps to establish the falsity of something