syncretize

To reconcile and unite (differing religious beliefs, for example), especially with partial success or a heterogeneous result.

To combine differing elements or beliefs, especially with partial success or a heterogeneous result.

To effect or attempt syncretism; blend; unite: as, to syncretize religious systems. Also spelled syncretise.

to combine different elements, or to unite or reconcile different beliefs

to merge different inflexional forms

unite (beliefs or conflicting principles)

become fused