Adjective
Of or pertaining to piety; exhibiting piety; reverential; dutiful; religious; devout; godly.
Practiced under the pretext of religion; prompted by mistaken piety; as, pious errors; pious frauds.
Source: Webster's dictionaryVolumes might be written upon the impiety of the pious. Herbert Spencer
The pious pretense that evil does not exist only makes it vague, enormous and menacing. Aleister Crowley
But love, like the sun that it is, sets afire and melts everything. what greed and privilege to build up over whole centuries the indignation of a pious spirit, with its natural following of oppressed souls, will cast down with a single shove. José Martí
Loving your country is pious. Arabic Proverb
Whores and thieves are always very pious. French Proverb
The worst behaved students turn out to be the most pious preachers. German Proverb