Where does “ach so” come from?

ach so (German) comes from German ach, from Russian ох, from Proto-Slavic *oxъ, from Proto-Slavic *o — oh! (Used to express strong emotions).

ach so (German): ah, oh, I see

Definitions

  1. ah, oh, I see

Ancestry of “ach so”, step by step

ach so traces back through two separate lines of ancestry.

via German ach

StepLanguageWordMeaning
1Germanachoh
2Russianохoh, ah
3Proto-Slavic*oxъoh
4Proto-Slavic*ooh! (Used to express strong emotions)

via German sō

StepLanguageWordMeaning
1Germansō—
2Middle High Germansō—

Words derived from “ach so”

Every word from Proto-Slavic *o →Every word from Proto-Slavic *oxъ →Every word from Russian ох →