Where does “crenellation” come from?

crenellation (English) comes from English crenellate, from French créneler, from Old French crenel, from Old French -el, from Latin -ellus, from Latin -ulus, from Proto-Italic -olos, from Proto-Italic -elos — Forms agent nouns from verbal roots.

crenellation (English): A pattern along the top of a parapet (fortified wall), most often in the form of multiple, regular, rectangular spaces in the top of the wall, through which arrows or other weaponry may be shot, especially as used in medieval European architecture

Definitions

  1. A pattern along the top of a parapet (fortified wall), most often in the form of multiple, regular, rectangular spaces in the top of the wall, through which arrows or other weaponry may be shot, especially as used in medieval European architecture

Ancestry of “crenellation”, step by step

StepLanguageWordMeaning
1EnglishcrenellateTo furnish with crenelles; To indent; to notch
2Frenchcrénelerto form the shape of a crenel, to crenellate; to...
3Old FrenchcrenelAlternative form of kernel; crenel, embrasure
4Old French-elSuffix that usually denotes a masculine noun
5Latin-ellusAlternative form of -ulus; "forming masculine...
6Latin-ulusUsed to form a diminutive of a noun, indicating...
7Proto-Italic-olos
8Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
9Proto-Indo-European-e-lós
10Proto-Indo-European-lósForms agent nouns from verbal roots

Words derived from “crenellation

Every word from Proto-Indo-European -lósEvery word from Latin -ulusEvery word from Latin -ellus