Where does “es” come from?

es (Middle English) comes from Middle English is, from Old English īs, from Proto-West Germanic īs, from Proto-Germanic īsą, from Proto-Indo-European h₁eyH- — ice, frost.

es (Middle English): Alternative form of his; Alternative form of heo;...

Definitions

  1. Alternative form of his; Alternative form of heo;...

Ancestry of “es”, step by step

es traces back through two separate lines of ancestry.

via Middle English is

StepLanguageWordMeaning
1Middle Englishisice; That which is short-lived like ice; icy...
2Old Englishīsice
3Proto-West Germanicīsice
4Proto-Germanicīsąice
5Proto-Indo-Europeanh₁eyH-ice, frost

via Old English is

StepLanguageWordMeaning
1Old Englishisice; the runic character ᛁ
2Proto-Germanicisti—
3Proto-Indo-Europeanh₁ēs-to be
Every word from Proto-Indo-European h₁eyH- →Every word from Proto-Germanic īsą →Every word from Proto-West Germanic īs →