From the Bhakti List Archives
K. Srinivasan
• Wed Oct 25 1995 - 07:05:06 PDT
>From: Tatachar@aol.com
>Sri Venkatesa and Balaji, are so familiar to us now. They both are absent in
>the Vishnu Sahasra Namam (1000 names of Vishnu). Not being found in
>Vishnu-1000 adds credence to the belief that Venkatesa avataram is of Kali
>Yugam, whereas Vishnu-1000 belongs to Dwapara Yugam.
>
>Although people have shown Vedic roots for the word, perhaps Venkatesa is
>Sanskritization of Thiru Vengadam of the Alwars.
>
>Any thoughts on thi subject?
>
In Tamil, it is vengdam, with a short 'e', a vowel not present in Sanskrit.
I think it is from 'veN" (white) + "kadam" (should look up in sangath thamizh dictionary)
Srinivasan K