Where does “hereunto” come from?

Hereunto derives from Middle English here, from Old English hǣr, from Anglo-Norman eir, tracing back through Proto-Indo-European keres-, ḱe-, (s)ker-, and ker-.

hereunto (English): Unto this; up until now; hereto

Definitions

  1. Unto this; up until now; hereto

Ancestry of “hereunto”, step by step

hereunto traces back through two separate lines of ancestry.

via English Here

StepLanguageWordMeaning
1EnglishHereIn, on, or at this place (a place perceived to be close to the speaker); compare there
2Middle Englishhēra hair
3Old Englishhērat this place
4Proto-West Germanic*hērhere
5Proto-Germanichē₂rhere, in this place
6Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
7Middle Englishkyt
8Germankittputty certain kinds of cement used for fixing e.g. window panes
9Old High Germankuti
10Proto-West Germanickwidugum, resin
11Proto-Germanickweduzresin
12Proto-Indo-Europeangʷet-resin, gum; to say, speak
13Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

via English unto

StepLanguageWordMeaning
1EnglishuntoUp to the time or degree that; until; Up to,...
2Middle Englishuntounto
3Old Englishuntō
Every word from Proto-Indo-European gū-