The Hotri was the priest responsible for invoking the gods by reciting hymns from the Rigveda. Udgatri was for Samaveda, Adhvaryu for Yajurveda, and Brahma for Atharvaveda.

The four Ashramas (Brahmacharya, Grihastha, Vanaprastha, Sannyasa) as a structured system of life stages developed during the Later Vedic period.

Lopamudra (wife of Sage Agastya) is a prominent female sage (Rishika) whose hymns are found in the Rigveda. Gargi and Maitreyi appear in the later Upanishads.

Since cows were the main form of wealth, wars were often fought to acquire them. 'Gavisthi' literally means 'search for cows' but came to mean 'to fight' or 'war'.

Rudra, a storm god associated with wind and healing/disease in the Rigveda, is considered the early form or precursor of Lord Shiva.

Nishka was originally a gold neck ornament but later evolved into a unit of value or currency (coin) in trade.

'Dvija' refers to the top three varnas who were entitled to the Upanayana (sacred thread) ceremony, which was considered a second, spiritual birth.

Aranyakas ('Forest Books') are the texts meant to be studied in the forest (Aranya) by hermits. They bridge the gap between the ritualistic Brahmanas and the philosophical Upanishads.

Dasyus (and Dasas) were the indigenous people encountered by the Aryans. They were described as having different customs, worship practices, and physical features.

The Yajurveda contains sacrificial formulas. The Krishna (Black) Yajurveda contains prose commentaries within the text, while the Shukla (White) contains only verse hymns.