popishness
/ˈpəʊpɪʃnɪs/noun
The quality or condition of being popish, popelike; Roman Catholicism, Roman Catholic doctrine or practice; a tendency towards or sympathy with this.
Origin
Mid 16th century; earliest use found in William Tyndale (c1494–1536), translator of the Bible and religious reformer. From popish + -ness.