Where does “ay” come from?

Ay comes from Middle English ai, from Old Norse ey, from Proto-Germanic awjō, from Proto-Indo-European h₂ekʷeh₂, ultimately from the root h₂ey-.

ay (English): Ah! alas!; Alternative spelling of aye; Always;...

Definitions

  1. Ah! alas!; Alternative spelling of aye; Always;...

Ancestry of “ay”, step by step

ay traces back through two separate lines of ancestry.

via English A

StepLanguageWordMeaning
1EnglishAThe ordinal number first, derived from this...
2EnglishANDAlternative form of ∧, the conjunction operator;...
3Middle Englishandand, and then; however, yet, but, though. while;...
4Old Englishandand; even; also
5Proto-Germanicandiin addition, furthermore, and
6Proto-Indo-Europeanh₂éntiopposite; near; in front
7Proto-Indo-Europeanh₂éntsforehead; front
8Proto-Indo-Europeanh₂ent-face; forehead; front
9Proto-Indo-Europeanh₂en-on, onto

via Middle English ei

StepLanguageWordMeaning
1Middle EnglisheiAn egg, especially of a chicken or other fowl
2Old Englishǣġegg
3Proto-West Germanicaijegg
4EnglishiceWater in frozen form; Any frozen volatile...
5Middle Englishisice; That which is short-lived like ice; icy...
6Old Englishīsice
7Proto-West Germanicīsice
8Proto-Germanicīsąice
9Proto-Indo-Europeanh₁eyH-ice, frost

Words derived from “ay

Every word from Proto-Indo-European h₂en-