The old appellation of 'spirit,' _asura_, is confined to evil spirits.

There is no longer any such 'henotheism' as that of the Rig Veda.

The Father-god, 'lord of beings,' or simply 'the father,' is the chief god.

The last thought of the Rig Veda is the first thought of the Yajur Veda.

Other changes have taken place.