অগ্নিঝংকার (Bengali) comes from Bengali অগ্নি, from Bengali কণা, from Sanskrit कण, from Proto-Indo-Aryan kánas, from Proto-Indo-Iranian kánas, from Proto-Balto-Slavic kanas, from Proto-Indo-European kono-, from Proto-Indo-European ken- — to arise, begin.
Ancestry of “অগ্নিঝংকার”, step by step
অগ্নিঝংকার traces back through two separate lines of ancestry.