Where does “*pančadaċa” come from?

*pančadaċa (Proto-Nuristani) comes from Malay panca-, from Malay panca, from Sanskrit पञ्च, from Proto-Indo-Aryan pánća, from Proto-Indo-Iranian pánča, from Proto-Indo-European pénkʷe — five.

Ancestry of “*pančadaċa”, step by step

StepLanguageWordMeaning
1Malaypanca-penta-
2Malaypancafive
3Sanskritपञ्चcombining form of पञ्चन्; five
4Proto-Indo-Aryanpánća—
5Proto-Indo-Iranianpánčafive
6Proto-Indo-Europeanpénkʷefive
Every word from Proto-Indo-European pénkʷe →Every word from Proto-Indo-Iranian pánča →Every word from Proto-Indo-Aryan pánća →