1. Being like an evangelical Christian, worshipping with modern sing-along songs, etc

Encyclopedia: Happy-clappy

• stiff gentian
• stiff upper lip
• stiff-backed
• stiff-branched
• stiff-haired
• stiff-necked
• stiff-tailed
• stiffen
• stiffener
• stiffening
• stiffish
• stiffly
• stiffness
• stiffy
• stifle
• stifled
• stifler
• stifling
• stiflingly
• stigma
• stigmasterol
• lacrimal
• lacrimal apparatus
• lacrimal artery
• lacrimal bone