Where does “златоуст” come from?

златоуст (Russian) comes from Russian уста́, from Proto-Slavic ustà, from Proto-Indo-European h₃éh₁os — mouth.

златоуст (Russian): eloquent orator, silver-tongued orator, master of...

Definitions

  1. eloquent orator, silver-tongued orator, master of...

Ancestry of “златоуст”, step by step

златоуст traces back through two separate lines of ancestry.

via Russian уста́

StepLanguageWordMeaning
1Russianуста́mouth, lips
2Proto-Slavicustàlips, mouth
3Proto-Indo-Europeanh₃éh₁osmouth

via Russian злато́й

StepLanguageWordMeaning
1Russianзлато́йgolden
Every word from Proto-Indo-European h₃éh₁os →Every word from Proto-Slavic ustà →Every word from Russian уста́ →