Where does “tailgate” come from?

Tailgate comes from English tail and gate, where gate derives from Old Norse gata, Proto-Germanic gatwǭ, and ultimately Proto-Indo-European deḱ-.

tailgate (English): A hinged board or hatch at the rear of a vehicle...

Definitions

  1. A hinged board or hatch at the rear of a vehicle...

Ancestry of “tailgate”, step by step

StepLanguageWordMeaning
1English-gateCombined with keywords to form the names of...
2EnglishWatergateAn American political scandal (beginning with a burglary in the Watergate Hotel in Washington, DC, in 1972) that eventually led to the resignation of US President Richard Nixon
3EnglishwaterA substance found at room temperature and...
4Middle Englishwaterwater; water vapour, condensation; lake, pond,...
5Old Englishwæterwater
6Proto-West Germanicwatarwater
7Proto-Germanicwatōrwater
8Proto-Indo-Europeanwódr̥water
9Proto-Indo-Europeanwed-water
10Proto-Indo-Europeanwey-to wither; fade; to move, go ahead; to be strong;...

Words derived from “tailgate

Every word from Proto-Indo-European wey-
tailgate — Etymology, Origin & Word History | Etymology Explorer