pietistic vs self-righteous

pietistic and self-righteous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
pietistic	No	Yes	No	No
self-righteous	No	Yes	No	No

As adjectives, pietistic and self-righteous are synonyms defined as:

Other synonyms of pietistic include holier-than-thou, pharisaic, pharisaical, pietistical, sanctimonious.

pietistic (adjective)	self-righteous (adjective)
of or relating to Pietism	excessively or hypocritically pious
excessively or hypocritically pious