They challenged, among other teachings, purgatory, prayers for the dead, worship of Mary, prayers to the “saints, ” adoration of the crucifix, indulgences, the Eucharist, and infant baptism.
Muude õpetuste hulgas eitasid nad ka selliseid õpetusi nagu puhastustuli, surnute eest palvetamine, Maarja kummardamine, pühakute poole palvetamine, krutsifikside harras austamine, patukustutus, armulaud ja laste ristimine.