Where does “horseriding” come from?

horseriding (English) comes from English riding, from English trithing, from Middle English trithing, from Old English þriðing, from Old Norse þriðjungr, from Proto-Germanic þridjô, from Proto-Indo-European tretyós, from Proto-Indo-European tr̥tyós — three.

horseriding (English): The practice of riding horses for sport or...

Definitions

  1. The practice of riding horses for sport or...

Ancestry of “horseriding”, step by step

horseriding traces back through two separate lines of ancestry.

via English riding

StepLanguageWordMeaning
1Englishridingpresent participle of ride; A path cut through...
2EnglishtrithingOne of three ancient divisions of a county in...
3Middle Englishtrithing
4Old Englishþriðing
5Old Norseþriðjungrthird part
6Proto-Germanicþridjôthird
7Proto-Indo-Europeantretyós
8Proto-Indo-Europeantr̥tyósthird
9Proto-Indo-Europeantréyesthree

via English HORSE

StepLanguageWordMeaning
1EnglishHORSEA poker variant consisting of five different...
2Middle EnglishhorseAlternative form of hors; Alternative form of...
3Old Englishhorshorse
4Proto-West Germanichrosshorse
5Proto-Germanichrussąhorse
6Proto-Indo-Europeanḱers-to run
Every word from Proto-Indo-European tréyesEvery word from Proto-Indo-European tr̥tyósEvery word from Proto-Indo-European tretyós