Indo-Aryan loanwords in Tamil
The Tamil language of Dravidian family has absorbed many loanwords from Indo-Aryan family, predominantly from Prakrit, Pali and Sanskrit, ever since the early 1st millennium CE, when the Sangam period Chola kingdoms became influenced by spread of Jainism, Buddhism and early Hinduism. Many of these loans are obscured by adaptions to Tamil phonology.
Source: Wikipedia — Indo-Aryan loanwords in Tamil (CC BY-SA 4.0)