Where does “chìa khoá” come from?

chìa khoá (Vietnamese) comes from Vietnamese khoá, from Chinese 課.

chìa khoá (Vietnamese): key

Definitions

  1. key

Ancestry of “chìa khoá”, step by step

chìa khoá traces back through two separate lines of ancestry.

via Vietnamese khoá

StepLanguageWordMeaning
1Vietnamesekhoáto lock
2Chinese課—

via Vietnamese chìa

StepLanguageWordMeaning
1VietnamesechìaShort for chìa khoá; to extend; to hold out
2Chinese匙spoon
Every word from Chinese 課 →Every word from Vietnamese khoá →