dissimulation vs falsification

dissimulation and falsification both are nouns.

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

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

Other hypernyms of dissimulation include misrepresentation.

dissimulation (noun)	falsification (noun)
the act of deceiving	the act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeiting
	the act of determining that something is false
	a willful perversion of facts
	any evidence that helps to establish the falsity of something