Where does “tysteb” come from?

tysteb (Welsh) comes from Welsh tyst, from Middle Welsh tyst, from Proto-Brythonic *tɨst, from Latin testis, from Latin terstis, from Latin trīstis, from Proto-Indo-European tristh₂s, from Proto-Indo-European steh₂- — to stand.

tysteb (Welsh): testimonial, reference

Definitions

  1. testimonial, reference

Ancestry of “tysteb”, step by step

StepLanguageWordMeaning
1Welshtystwitness
2Middle Welshtyst
3Proto-Brythonic*tɨst
4Latintestiswitness; one who testifies or attests; testicle
5Latinterstis
6Latintrīstissad, unhappy, melancholy, morose
7Proto-Indo-Europeantristh₂sa third party standing, after the two parties to...
8Proto-Indo-Europeansteh₂-to stand
Every word from Proto-Indo-European steh₂-
tysteb — Etymology, Origin & Word History | Etymology Explorer