Where does “testifiest” come from?

testifiest (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.

testifiest (English): second-person singular simple present form of...

Definitions

  1. second-person singular simple present form of...

Ancestry of “testifiest”, step by step

testifiest 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 Est

StepLanguageWordMeaning
1EnglishEstestablished
2Middle Englishestegrace, est, favour; pleasure, enjoyment, fun;...
3Old Englishēstwill, consent, favour, grace, liberality,...
4Proto-West Germanic*anstifavour
5Proto-Germanicanstizfavour, affection
6Proto-Germanicunnanąto grant, bestow
7Proto-Indo-Europeanān-to notice; face, mouth
Every word from Proto-Indo-European steh₂-
testifiest — Etymology, Origin & Word History | Etymology Explorer