Where does “hardtail” come from?

hardtail (English) comes from English hard, from Old French hardi, from Old French hardir, from Frankish hardijan, from Proto-Germanic hardijaną, from Proto-Germanic harduz, from Proto-Indo-European kert-, from Proto-Turkic *keŕ- — to travel, tour.

hardtail (English): jack; A bicycle or motorcycle without rear...

Definitions

  1. jack; A bicycle or motorcycle without rear...

Ancestry of “hardtail”, step by step

hardtail traces back through two separate lines of ancestry.

via English hard

StepLanguageWordMeaning
1EnglishhardHaving a severe property; presenting difficulty;...
2Old Frenchhardihardy; tough; durable
3Old Frenchhardirto harden
4Frankishhardijanto harden, to make hard
5Proto-Germanichardijanąto make hard, strong; to harden
6Proto-Germanicharduzhard; brave
7Proto-Indo-Europeankert-times; to weave, twist together; time
8Proto-Turkic*keŕ-to travel, tour

via English Tail

StepLanguageWordMeaning
1EnglishTailA Chinese constellation coinciding with the tail of Scorpius, one of the 28 lunar mansions and the tail of Azure Dragon
2Middle EnglishtaylA tail; The back side or reverse of a creature; A...
3Old Englishtæġltail
4Proto-Germanictagląhair; ponytail; hair of a tail; tail
5Proto-Indo-Europeandoḱ-hair of the tail
6Proto-Indo-Europeandeḱ-take; perceive
Every word from Proto-Turkic *keŕ-Every word from Proto-Indo-European kert-Every word from Proto-Germanic harduz