I am lithuanian. The vedic languages like sanskrit and modern hindi are very similar to that of lithuanian. Lithuanians are the most European out of all europeans.
Then the word you were looking for is cousins. The Aryan invasion of India was carried out by our distant cousins, the furthest southeast of the Indo-Aryans.
The existence of the caste system in India implies that they were incredibly disgusted by the commoners because they never implemented anything similar anywhere else they conquered (which was quite a vast swath of land indeed). Hierarchy, sure, but they felt little need to distinguish themselves racially from European farmers, finno-ugrics, or iranian farmers. But dravidians yes.
Furthermore, I consider that Israel must be destroyed
This would be like me saying that the American pioneers were my ancestors even though I'm English and have no ancestors from America