What does brahmanism

The complex sacrificial religion that emerged in post-Vedic India (c. 900 BC) under the influence of the dominant priesthood (Brahmans), an early stage in the development of Hinduism.

Brahminism refers to the religious views and ideology historically promoted by the priestly class of Brahmins in India ... The different term Brahmanism may refer to one branch that descended from the historical Vedic religion, and formed one of the constituents of the complex of Indian religions called Hinduism.