Monothelitism. This heresy takes its name from two Greek words; the words meaning “alone/single” and “will.” Montanism

What did Marcionism teach?

Marcion preached that the benevolent God of the Gospel who sent Jesus Christ into the world as the savior was the true Supreme Being, different and opposed to the malevolent Demiurge or creator god, identified with the Hebrew God of the Old Testament.

What is the teaching of Eutychianism?

Eutychianism is a monophysite understanding of how the human and divine relate within the person of Jesus Christ. Eutychians were often labelled Phantasiasts by their adversaries, who accused their Christology of reducing Jesus’ incarnation to a phantasm.