Where does “công sức” come from?

công sức (Vietnamese) comes from Vietnamese sức, from Proto-Vietic k-rək, from Old Chinese 力.

công sức (Vietnamese): labour; work

Definitions

  1. labour; work

Ancestry of “công sức”, step by step

công sức traces back through two separate lines of ancestry.

via Vietnamese sức

StepLanguageWordMeaning
1Vietnamesesứcstrength; power
2Proto-Vietick-rəkstrong
3Old Chinese力—

via Vietnamese Công

StepLanguageWordMeaning
1VietnameseCông—
2Proto-Mon-Khmerkoŋto bend; to be bent; be bent
3Proto-Athabaskan*qʊ̓nʼfire
Every word from Old Chinese 力 →Every word from Proto-Vietic k-rək →Every word from Vietnamese sức →