Where does “testifiable” come from?

testifiable (English) comes from English testify, from Middle English testifien, from Old French testifier, from Latin testificārī, from Latin testificor, from Latin testis, from Latin terstis, from Latin trīstis — to stand.

testifiable (English): Capable of being testified; attestable

Definitions

  1. Capable of being testified; attestable

Ancestry of “testifiable”, step by step

testifiable traces back through two separate lines of ancestry.

via English testify

StepLanguageWordMeaning
1EnglishtestifyTo make a declaration, or give evidence, under...
2Middle Englishtestifien
3Old Frenchtestifier
4Latintestificārī
5LatintestificorI testify, bear witness; I bring to light,...
6Latintestiswitness; one who testifies or attests; testicle
7Latinterstis
8Latintrīstissad, unhappy, melancholy, morose
9Proto-Indo-Europeantristh₂sa third party standing, after the two parties to...
10Proto-Indo-Europeansteh₂-to stand

via English able

StepLanguageWordMeaning
1EnglishableEasy to use; Suitable; competent; Liable to
2Middle Englishablecapable, expert, qualified, skilful, competent
3Old Frenchableable; capable
4Latinhabilisable to have/possess/maintain; having sufficient...
5Latin-ilis-ile
6Proto-Italic-elis
7Proto-Indo-European-elis
8Proto-Indo-European-lósForms agent nouns from verbal roots
Every word from Proto-Indo-European steh₂-
testifiable — Etymology, Origin & Word History | Etymology Explorer