Where does “двоедушный” come from?

двоедушный (Russian) comes from Russian душа́, from Old East Slavic доуша, from Proto-Slavic duša, from Proto-Slavic *duxja.

двоедушный (Russian): two-faced

Definitions

  1. two-faced

Ancestry of “двоедушный”, step by step

двоедушный traces back through two separate lines of ancestry.

via Russian душа́

StepLanguageWordMeaning
1Russianдуша́breath, spirit
2Old East Slavicдоушаsoul
3Proto-Slavicdušasoul; spirit
4Proto-Slavic*duxja—

via Russian дво́е

StepLanguageWordMeaning
1Russianдво́еtwo
2Proto-Slavic*dъvojьtwo
Every word from Proto-Slavic *duxja →Every word from Proto-Slavic duša →Every word from Old East Slavic доуша →