Where does “வங்கம்” come from?

வங்கம் (Tamil) comes from Sanskrit वङ्ग — Bengal a region in South Asia.

Ancestry of “வங்கம்”, step by step

StepLanguageWordMeaning
1Sanskritवङ्गBengal a region in South Asia
Every word from Sanskrit वङ्ग
வங்கம் — Etymology, Origin & Word History | Etymology Explorer