Where does “அறிஞன்” come from?

அறிஞன் (Tamil) comes from Tamil அறி, from Proto-Dravidian *aṯV- — to know.

Ancestry of “அறிஞன்”, step by step

அறிஞன் traces back through two separate lines of ancestry.

via Tamil அறி

StepLanguageWordMeaning
1Tamilஅறிto know, understand, recognize, perceive by the senses, comprehend
2Proto-Dravidian*aṯV-to know

via Tamil ஞன்

StepLanguageWordMeaning
1Tamilஞன்
Every word from Proto-Dravidian *aṯV-Every word from Tamil அறி
அறிஞன் — Etymology, Origin & Word History | Etymology Explorer