in majesty above all, though hardly a dozen hymns were addressed to him exclusively, was the deity Varuṇa. Varuṇa’s name is from the verbal root vṛ, ‘to cover, to encompass’; for he encompasses the universe, and his attribute is sovereignty.
Campbell establishes Varuna as the supreme Vedic deity, whose name, root etymology, and attribute of encompassing sovereignty set him above numerically more celebrated gods.
, Oriental Mythology: The Masks of God, Volume II, 1962thesis