Where does “any” come from?

any (Middle English) comes from Old English ǣniġ, from Proto-West Germanic *ainag — only, sole.

Ancestry of “any”, step by step

StepLanguageWordMeaning
1Old Englishǣniġany
2Proto-West Germanic*ainagonly, sole

Words derived from “any

Every word from Proto-West Germanic *ainagEvery word from Old English ǣniġ