Where does “अय्यंगार” come from?

अय्यंगार (Hindi) comes from Tamil ஐயங்கார், from Tamil ஐயன், from Pali ayya, from Sanskrit आर्य, from Pali อริย — Thai script form of ariya.

Ancestry of “अय्यंगार”, step by step

StepLanguageWordMeaning
1Tamilஐயங்கார்a TamBrahm caste
2Tamilஐயன்superior person, man of dignity, of respectability
3Paliayyanoble
4Sanskritआर्यan Indo-Aryan, i.e. an Ārya, a self-designator of...
5PaliอริยThai script form of ariya
Every word from Pali อริยEvery word from Sanskrit आर्यEvery word from Pali ayya