Where does “最善を尽くす” come from?

最善を尽くす (Japanese) comes from Japanese 最善, from Japanese 最, from Proto-Indo-European sai-.

最善を尽くす (Japanese): to do one's best; to do something to the best of one's ability

Definitions

  1. to do one's best; to do something to the best of one's ability

Ancestry of “最善を尽くす”, step by step

最善を尽くす traces back through 3 separate lines of ancestry.

via Japanese 最善

StepLanguageWordMeaning
1Japanese最善the best
2Japanesemost, greatest
3Proto-Indo-Europeansai-

via Japanese

StepLanguageWordMeaning
1JapaneseA case particle; A conjunctive particle, usually...
2Proto-Japonicwoaccusative marker; away from, off

via Japanese 尽くす

StepLanguageWordMeaning
1Japanese尽くすto exhaust; to deplete; to use up
Every word from Proto-Indo-European sai-Every word from Japanese Every word from Japanese 最善