"pietistical" in the adjective sense
1. pietistic, pietistical
of or relating to Pietism
"the Pietistic movement"
2. holier-than-thou, pietistic, pietistical, pharisaic, pharisaical, sanctimonious, self-righteous
excessively or hypocritically pious
"a sickening sanctimonious smile"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License