kathenotheism

The story

1. Ancient Greek · derived fromκαθ’ ἕνα“one by one”
2. English todaykathenotheism

Coined 19th century by Max Müller from the phrase Ancient Greek καθ’ ἕνα (kath’ héna, “one by one”) and the word θεός (theós, “god”), following theism, extending the prior coinage henotheism by Friedrich Wilhelm Joseph von Schelling which he had himself popularised.