The Collaborative International Dictionary
Pietistical
Pietistic \Pi`e*tis"tic\, Pietistical \Pi`e*tis"tic*al\, a.
Of or pertaining to the Pietists; hence, in contempt,
affectedly or demonstratively religious.
--Addison.
Wiktionary
pietistical
a. pietistic
WordNet
pietistical
adj. of or relating to Pietism; "the Pietistic movement" [syn: pietistic]
excessively or hypocritically pious; "a sickening sanctimonious smile" [syn: holier-than-thou, pietistic, pharisaic, pharisaical, sanctimonious, self-righteous]