The amalgamation or mixing of aspects of different religions is called?

Question

The amalgamation or mixing of aspects of different religions is called?

Answer 1

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Answer 2

Unitarian-Universalist ?   Far as I know they'll take anybody. There's a joke about Unitarians not having any specific beliefs or dogma. The answer is that they have tons of beliefs which all depend on what book they read last.

Edit: I just noticed what section we're in. So you are probably looking for a sociology term. I'll keep trying, now I'm curious;)

Yes!  

Syncretism is the phenomenon of the combination or amalgamation of religions.