Simple categories matching catholic:

• holiday,
• article,
• belief,
• thing,
• object,
• ritual,
• worship,
• sacrament,
• ceremony,
• bible,
• practice,
• version,
• subject,
• devotion,
• education,
• celebration,
• rite,
• doctrine,
• festival,
• information,
• medal,
• material,
• tradition,
• publication,
• item,
• activity,
• movement,
• edifice,
• people,
• terms,
• group,

Members with property catholic:

• eucharist_mass,
• funeral,
• prayer,
• baptism,
• christmas,
• apologetics,
• priestly_vestment,
• confession,
• eucharistic_adoration,
• epiphany,
• fasting,
• first_communion,
• chapel,
• saint,
• easter,
• jerusalem_bible,
• saint_medal,
• use,
• pilgrimage,
• communion,
• service_project,
• indulgence,
• bible,
• priest,
• eucharist,
• ignatius_bible,
• liturgy,
• statue,
• wedding,
• bible_study,
• matrimony,
• ritualism,
• priesthood,
• halloween,
• transubstantiation,
• miraculous_medal,
• auricular_confession,
• service,
• crucifix,
• benediction,
• silver,
• lamp,
• marriage,
• confirmation,
• church,
• cd,
• prayer_card,
• saint_life,
• liberation,
• altar_candle,
• novena,
• angel,
• incarnation,
• sign,
• rosary,
• incense_burner,
• book,
• role,
• icon,
• celibacy,
• decoration,
• sacrament,
• vestment,
• formal_worship,
• virgin-mary_devotion,
• mass,
• envoy_magazine,
• retreat,
• idea,
• monastery,
• pageantry,
• cathedral,
• sacred_vessel,
• bible_reading,
• faith,
• hope,
• mass_book,
• selling_indulgence,
• real_presence,
• play,
• ordination,
• dancing,