founding vs instauration

founding and instauration both are nouns.

Word	Noun	Adjective	Verb	Adverb
founding	Yes	No	No	No
instauration	Yes	No	No	No

As nouns, founding and instauration are synonyms defined as:

founding and instauration: the act of starting something for the first time; introducing something new

Other synonyms of founding include creation, foundation, initiation, innovation, institution, introduction, origination.

founding (noun)	instauration (noun)
the act of starting something for the first time; introducing something new	the act of starting something for the first time; introducing something new