Where does “вексиллология” come from?

вексиллология (Russian) comes from Russian -о-, from Old East Slavic -о-, from Proto-Slavic -o-.

вексиллология (Russian): vexillology

Definitions

  1. vexillology

Ancestry of “вексиллология”, step by step

StepLanguageWordMeaning
1Russian-о-water; art; owner
2Old East Slavic-о-—
3Proto-Slavic-o-—
Every word from Proto-Slavic -o- →Every word from Russian -о- →Every word from Old East Slavic -о- →