Where does “dvojí standard” come from?

dvojí standard (Czech) comes from Czech dvojí, from Old Czech dvój, from Proto-Slavic *dъvojь — two.

dvojí standard (Czech): double standard

Definitions

  1. double standard

Ancestry of “dvojí standard”, step by step

dvojí standard traces back through two separate lines of ancestry.

via Czech dvojí

StepLanguageWordMeaning
1Czechdvojídouble, dual, of two kinds
2Old Czechdvójof two kinds/sets/parts, double
3Proto-Slavic*dъvojьtwo

via Czech standard

StepLanguageWordMeaning
1Czechstandardstandard
Every word from Proto-Slavic *dъvojь →Every word from Old Czech dvój →Every word from Czech dvojí →