Where does “koepeldak” come from?

koepeldak (Dutch) comes from Dutch koepel, from Italian cupola, from Latin cupula, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos, from Proto-Indo-European -e-lós, from Proto-Indo-European -lós — Forms agent nouns from verbal roots.

koepeldak (Dutch): domed roof

Definitions

  1. domed roof

Ancestry of “koepeldak”, step by step

koepeldak traces back through two separate lines of ancestry.

via Dutch koepel

StepLanguageWordMeaning
1Dutchkoepelcupola, dome
2Italiancupoladome, vault; cupola
3LatincupulaA small tub or cask
4Latin-ulusUsed to form a diminutive of a noun, indicating...
5Proto-Italic-olos
6Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
7Proto-Indo-European-e-lós
8Proto-Indo-European-lósForms agent nouns from verbal roots

via Dutch dak

StepLanguageWordMeaning
1Dutchdakroof
2Middle Dutchdacroof
3Old Dutchthak
4Proto-West Germanicþakroof, cover
5Proto-Germanicþakąroof, cover
6Proto-Indo-European(s)teg-to cover; pole, stick, beam
Every word from Proto-Indo-European -lósEvery word from Latin -ulusEvery word from Latin cupula