Where does “kingpin” come from?

kingpin (English) comes from English King, from Middle English king, from Old English cyning, from Old English tūn, from Proto-West Germanic tūn, from Proto-Germanic tūną, from Gaulish dunum, from Proto-Celtic dūnom — smoke; mist, haze.

kingpin (English): The axis around which steered wheels pivot; a...

Definitions

  1. The axis around which steered wheels pivot; a...

Ancestry of “kingpin”, step by step

kingpin traces back through two separate lines of ancestry.

via English King

StepLanguageWordMeaning
1EnglishKingradiotelephony clear-code word for the letter K
2Middle Englishkingking monarch
3Old Englishcyningking
4Old Englishtūnenclosure, yard; place; dwelling
5Proto-West Germanictūnfence
6Proto-Germanictūnąfence; enclosure
7Gaulishdunumfort; hill, hillfort
8Proto-Celticdūnomstronghold, rampart
9Proto-Indo-Europeandʰewh₂-smoke; mist, haze

via English PIN

StepLanguageWordMeaning
1EnglishPINAcronym of personal identification number;...
2Middle Englishpinne
3Old Englishpinnpin; peg; an instrument of writing; pen
4Proto-Germanicpinnazpin
5Proto-Indo-Europeanbend-point, pin; peg, tip, protruding point, edge;...

Words derived from “kingpin

Every word from Proto-Indo-European dʰewh₂-