Where does “最高値” come from?

最高値 (Japanese) comes from Japanese 最, from Proto-Indo-European sai-.

最高値 (Japanese): an all-time high price; a record high price; the highest price

Definitions

  1. an all-time high price; a record high price; the highest price

Ancestry of “最高値”, step by step

最高値 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesemost, greatest
2Proto-Indo-Europeansai-

via Japanese 高値

StepLanguageWordMeaning
1Japanese高値
Every word from Proto-Indo-European sai-Every word from Japanese
最高値 — Etymology, Origin & Word History | Etymology Explorer