Where does “நெய்த்தோலி” come from?

நெய்த்தோலி (Tamil) comes from Tamil நெய், from Proto-Dravidian *ney — oil, ghee.

Ancestry of “நெய்த்தோலி”, step by step

நெய்த்தோலி traces back through two separate lines of ancestry.

via Tamil நெய்

StepLanguageWordMeaning
1Tamilநெய்ghee
2Proto-Dravidian*neyoil, ghee

via Tamil தோல்

StepLanguageWordMeaning
1Tamilதோல்skin
Every word from Proto-Dravidian *neyEvery word from Tamil நெய்