Where does “Արիստակեսյան” come from?

Արիստակեսյան (Armenian) comes from Armenian Արիստակես, from Old Armenian Արիստակէս, from Ancient Greek Ἀρίσταρχος, from Ancient Greek ἄριστος, from Proto-Indo-European h₂éristos, from Proto-Indo-European h₂er- — to fit, to fix, to put together.

Ancestry of “Արիստակեսյան”, step by step

Step	Language	Word	Meaning
1	Armenian	Արիստակես	—
2	Old Armenian	Արիստակէս	—
3	Ancient Greek	Ἀρίσταρχος	—
4	Ancient Greek	ἄριστος	best (in multivarious contexts)
5	Proto-Indo-European	h₂éristos	fittest, most fitting, most suitable
6	Proto-Indo-European	h₂er-	to fit, to fix, to put together

Words derived from “Արիստակեսյան”

Aristakesyan

Every word from Proto-Indo-European h₂er- →Every word from Proto-Indo-European h₂éristos →Every word from Ancient Greek ἄριστος →