spiritism
3 synonyms for spiritism, grouped by meaning and by how common each one is.
Name — A philosophical doctrine, established in France in the mid nineteenth century, postulating that humans are essentially immortal spirits that temporarily inhabit physical bodies, and may have influence on the physical world.
Synonyms
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.