Where does “lurksome” come from?

lurksome (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.

lurksome (English): Characterised or marked by lurking; lurky

Definitions

  1. Characterised or marked by lurking; lurky

Ancestry of “lurksome”, step by step

lurksome 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 lurk

StepLanguageWordMeaning
1EnglishlurkTo remain concealed in order to ambush; To remain...
2Middle Englishlurken—
3Old Norselurkato sneak away, go slowly
Every word from Proto-Indo-European sem- →Every word from Proto-Germanic sumaz →Every word from Proto-West Germanic *sum →