Where does “ǣc” come from?

ǣc (Old English) comes from Proto-Germanic auk, from Proto-Indo-European h₂ewg-, from Proto-Indo-European h₂weg-, from Proto-Indo-European h₂ug-.

Ancestry of “ǣc”, step by step

StepLanguageWordMeaning
1Proto-Germanicaukalso, too; furthermore, in addition; and
2Proto-Indo-Europeanh₂ewg-to increase, to enlarge
3Proto-Indo-Europeanh₂weg-to increase, to enlarge
4Proto-Indo-Europeanh₂ug-—

Words derived from “ǣc”

Every word from Proto-Indo-European h₂ug- →Every word from Proto-Indo-European h₂weg- →Every word from Proto-Indo-European h₂ewg- →
ǣc — Etymology, Origin & Word History | Etymology Explorer