Where does “vetera” come from?
vetera (Esperanto) comes from Esperanto vetero, from German wetter, from Middle High German weter, from Old High German wetar, from Proto-Germanic wedrą, from Proto-Indo-European wedʰrom, from Proto-Indo-European h₂weh₁- — to blow.
vetera (Esperanto): weather
Ancestry of “vetera”, step by step