Where does “моклакавуйчача” come from?

моклакавуйчача (Eastern Mari) comes from Eastern Mari вуй, from Polish wuj, from Proto-Uralic ojwa — head.

Ancestry of “моклакавуйчача”, step by step

моклакавуйчача traces back through two separate lines of ancestry.

via Eastern Mari вуй

StepLanguageWordMeaning
1Eastern Mariвуйhead
2Polishwujmaternal uncle, vernacularly uncle
3Proto-Uralicojwahead

via Russian чача

StepLanguageWordMeaning
1Russianчачаchacha - traditionally a clear strong liquor,...
2Georgianჭაჭაgrape pomace; chacha; kidney
Every word from Proto-Uralic ojwa →Every word from Polish wuj →Every word from Eastern Mari вуй →