Where does “neckdown” come from?

neckdown (English) comes from English neck, from Middle English nekke, from Old English hnecca, from Proto-West Germanic *hnakkō, from Proto-Germanic hnakkô, from Proto-Indo-European knog-, from Proto-Indo-European ken- — to arise, begin.

neckdown (English): An angled narrowing of the roadway and widening...

Definitions

  1. An angled narrowing of the roadway and widening...

Ancestry of “neckdown”, step by step

neckdown traces back through two separate lines of ancestry.

via English neck

StepLanguageWordMeaning
1EnglishneckThe part of the body connecting the head and the...
2Middle Englishnekkeneck
3Old Englishhneccaback of the neck; back of the head; neck
4Proto-West Germanic*hnakkōnape
5Proto-Germanichnakkôthe back of the neck; nape
6Proto-Indo-Europeanknog-back of the head, nape, neck
7Proto-Indo-Europeanken-to arise, begin

via English Down

StepLanguageWordMeaning
1EnglishDownusually known as County Down
2Middle Englishdoundown
3Old Englishdūnhill, down; hill, dune; hill, mountain
4Proto-Germanic*dūnā
5Proto-Celticdūnomstronghold, rampart
6Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European ken-Every word from Proto-Indo-European knog-Every word from Proto-Germanic hnakkô