Where does “baya” come from?

baya (Malay) comes from Pali vaya, from Sanskrit वयस्, from Proto-Indo-Iranian *wáyHas.

Ancestry of “baya”, step by step

StepLanguageWordMeaning
1Palivaya
2Sanskritवयस्age
3Proto-Indo-Iranian*wáyHas

Words derived from “baya

Every word from Proto-Indo-Iranian *wáyHasEvery word from Sanskrit वयस्Every word from Pali vaya