falsification vs wrongdoing

falsification and wrongdoing both are nouns.

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

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

Other hypernyms of falsification include actus reus, misconduct, wrongful conduct.

falsification (noun)	wrongdoing (noun)
the act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeiting	activity that transgresses moral or civil law
the act of determining that something is false	departure from what is ethically acceptable
a willful perversion of facts
any evidence that helps to establish the falsity of something