• Religious sanctimony
• Religious schism
• Religious schoolmen
• Religious scruple
• Religious scrupulosity
• Religious sect
• Religious sectarianism
• Religious sectary
• Religious separatism
• Religious sermonizer
• Religious shunning
• Religious sodality
• Religious stricture
• Religious strife
• Religious supremacist
• Religious symbol
• Religious symbolism
• Religious symbology
• Religious synarchy
• Religious syncretism