Where does “bagātnieks” come from?

bagātnieks (Latvian) comes from Latvian bagāts, from Old East Slavic богатыи.

bagātnieks (Latvian): rich man

Definitions

Step	Language	Word	Meaning
1	Latvian	bagāts	rich, wealthy; rich, expensive, luxurious; rich
2	Old East Slavic	богатыи	—

bagātnieks — Etymology, Origin & Word History | Etymology Explorer