Where does “ইডা” come from?

ইডা (Bengali) comes from Bengali এই, from Bengali এ, from Magadhi Prakrit 𑀏𑀅.

Ancestry of “ইডা”, step by step

StepLanguageWordMeaning
1Bengaliএইthis
2Bengaliএhe, she, it
3Magadhi Prakrit𑀏𑀅—
Every word from Magadhi Prakrit 𑀏𑀅 →Every word from Bengali এ →Every word from Bengali এই →