The Collaborative International Dictionary
Popishly
Popish \Pop"ish\, a. Of or pertaining to the pope; taught or ordained by the pope; hence, of or pertaining to the Roman Catholic Church; -- often used opprobriously. -- Pop"ish*ly, adv. -- Pop"ish*ness, n.
Wiktionary
popishly
adv. In a popish way.
WordNet
popishly
adv. like the Pope; in a popish manner