Where does “eyeslit” come from?

eyeslit (English) comes from English Eye, 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.

eyeslit (English): A slit for looking through, as in a castle wall...

Definitions

  1. A slit for looking through, as in a castle wall...

Ancestry of “eyeslit”, step by step

eyeslit traces back through two separate lines of ancestry.

via English Eye

StepLanguageWordMeaning
1EnglishEyeA place name
2English-someCharacterized by some specific condition or...
3Middle English-somsome; having a specific quality
4Old Englishsumsome
5Proto-West Germanic*sumsome
6Proto-Germanicsumazsome (one), a certain (one)
7Proto-Indo-Europeansem-together, one

via English slit

StepLanguageWordMeaning
1EnglishslitA narrow cut or opening; a slot; The opening of...
2Englishslittenpast participle of slit
3Old Englishslītanto slit, tear, rend, shiver, split, rend to...
4Proto-West Germanicslītanto tear apart
5Proto-Germanicslītanąto tear apart
6Proto-Indo-Europeansleyd-
Every word from Proto-Indo-European sem-Every word from Proto-Germanic sumazEvery word from Proto-West Germanic *sum