Where does “extratesticular” come from?

extratesticular (English) comes from English testicular, from Latin testicularis, from Latin testiculum, from Latin testis, from Latin terstis, from Latin trīstis, from Proto-Indo-European tristh₂s, from Proto-Indo-European steh₂- — to stand.

extratesticular (English): Outside of the testicles

Definitions

  1. Outside of the testicles

Ancestry of “extratesticular”, step by step

extratesticular traces back through two separate lines of ancestry.

via English testicular

StepLanguageWordMeaning
1EnglishtesticularPertaining to one or more testicles; of the...
2Latintesticularis
3Latintesticulumaccusative singular of testiculus; testicle
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

via English extra

StepLanguageWordMeaning
1EnglishextraBeyond what is due, usual, expected, or...
2EnglishextraordinaryNot ordinary; exceptional; unusual; Remarkably...
3Latinextraordināriusextraordinary
4Latinōrdinem
5Middle Low Germanorden
6Latinōrdināre
7Latinōrdōa methodical series, arrangement, or order; regular line, row, or series
8Proto-Italicored(h)-to arrange
Every word from Proto-Indo-European steh₂-Every word from Proto-Indo-European tristh₂sEvery word from Latin trīstis