The features in each case are the same.
The Maruts remain as gods whose function causes them to be invoked chiefly that they may spare from the fury of the tempest.

This idea is in Rudra's case carried out further, and he is specially called on to avert (not only 'cow-slaying' and 'man-slaying' by lightning,[19] but also) disease, pestilence, etc.

Hence is he preeminently, on the one hand, the kindly god who averts disease, and, on the other, of destruction in every form.

From him Father Manu got wealth and health, and he is the fairest of beings, but, more, he is the strongest god (ii.33.3, 10).

From such a prototype comes the later god of healing and woe--Rudra, who becomes Civa.[20] RAIN-GODS.
There is one rather mechanical hymn directed to the Waters themselves as goddesses, where Indra is the god who gives them passage.