Where does “盾” come from?

盾 (Chinese) comes from Vietnamese đồng, from Vietnamese đất, from Proto-Vietic tət.

Ancestry of “盾”, step by step

StepLanguageWordMeaning
1Vietnameseđồngfield; medium; sorcerer; copper
2Vietnameseđấtearth; soil; dirt; land
3Proto-Vietictət—
Every word from Proto-Vietic tət →Every word from Vietnamese đất →Every word from Vietnamese đồng →