syncretism

noun2

1. •
   The reconciliation or fusion of different systems or beliefs (religious, cultural, or otherwise cosmologic or ontologic).

   • Kraft's functional view of Anthropology eventually leads to syncretism because God is understood as working within a modern, humanistic paradigm. — 2006
2. •
   The fusion of different inflexional forms.

   • In this chapter, I will investigate whether they deserve this name by looking at syncretisms between clusivity and other person markers. — 2005