Where does “anywhen” come from?

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

anywhen (English): At any point in time

Definitions

  1. At any point in time

Ancestry of “anywhen”, step by step

anywhen traces back through two separate lines of ancestry.

via English any

StepLanguageWordMeaning
1EnglishanyTo even the slightest extent, at all; At least...
2Middle Englishany
3Old Englishǣniġany
4Proto-West Germanic*ainagonly, sole

via English when

StepLanguageWordMeaning
1EnglishwhenAt what time? At which time? Upon which occasion...
2Middle EnglishwhenAlternative form of whenne; Alternative form of...
3Middle Englishwhanwhom; Alternative form of whenne; Alternative...
4Old Englishhwōnlittle, few, a little, trifle, somewhat, a little...
Every word from Proto-West Germanic *ainag