religiousism vs religiosity

religiousism and religiosity both are nouns.

Word	Noun	Adjective	Verb	Adverb
religiousism	Yes	No	No	No
religiosity	Yes	No	No	No

As nouns, religiousism and religiosity are synonyms defined as:

religiousism and religiosity: exaggerated or affected piety and religious zeal

Other synonyms of religiousism include pietism, religionism.

religiousism (noun)	religiosity (noun)
exaggerated or affected piety and religious zeal	exaggerated or affected piety and religious zeal