syncretism
noun /ˈsɪŋkrətɪzəm/
/ˈsɪŋkrətɪzəm/
[uncountable]- (specialist) the mixing of different religions, philosophies or ideas
- (linguistics) the mixing of different forms of the same word during the development of a language
Word Originearly 17th cent.: from modern Latin syncretismus, from Greek sunkrētismos, from sunkrētizein ‘unite against a third party’, from sun- ‘together’ + krēs ‘Cretan’ (originally with reference to ancient Cretan communities).