Where does “bogglesome” come from?

bogglesome (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.

bogglesome (English): Characterised or marked by boggling; mindboggling

Definitions

  1. Characterised or marked by boggling; mindboggling

Ancestry of “bogglesome”, step by step

bogglesome 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 boggle

StepLanguageWordMeaning
1EnglishboggleEither literally or figuratively to stop or...
2EnglishbogleA goblin; a frightful spectre or phantom; a bogy...
Every word from Proto-Indo-European sem- →Every word from Proto-Germanic sumaz →Every word from Proto-West Germanic *sum →