Where does “बैतनिय्याह” come from?

बैतनिय्याह (Hindi) comes from Aramaic [[בית]] [[עניא]].

Ancestry of “बैतनिय्याह”, step by step

Step	Language	Word	Meaning
1	Aramaic	[[בית]] [[עניא]]	—

बैतनिय्याह — Etymology, Origin & Word History | Etymology Explorer