Complex sentence: Calathumpian, also spelled "callothumpian", "carathumpian" and "calisthumpian", is used in a non-judgmental way to describe a religion or philosophy when it is relatively original, held by a small group, personally assembled, or not institutionalized.
Split into simpler sentences: Calathumpian, also spelled "callothumpian", "carathumpian" and "calisthumpian", is a term that is used in a non-judgmental way to describe a religion or philosophy in its infancy. The description is of a relatively original belief, held by a small group, personally assembled, or not institutionalized.