Where does “somewhen” come from?

somewhen (English) comes from English some, from Middle English som, from Old English sum, from Proto-West Germanic *sum, from Proto-Germanic sumaz, from Proto-Indo-European sem- — together, one.

somewhen (English): at some time; indefinitely; some time or other,...

Definitions

  1. at some time; indefinitely; some time or other,...

Ancestry of “somewhen”, step by step

somewhen traces back through two separate lines of ancestry.

via English some

StepLanguageWordMeaning
1EnglishsomeA certain number, at least two; An indefinite...
2Middle Englishsomsome
3Old Englishsumsome
4Proto-West Germanic*sumsome
5Proto-Germanicsumazsome (one), a certain (one)
6Proto-Indo-Europeansem-together, one

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-Indo-European sem-