Where does “protestor” come from?

protestor (English) comes from English protest, from Middle English protesten, from Old French protester, from Latin prōtestārī, from Latin testor, from Latin testis, from Latin terstis, from Latin trīstis — to stand.

protestor (English): Alternative spelling of protester

Definitions

  1. Alternative spelling of protester

Ancestry of “protestor”, step by step

protestor traces back through two separate lines of ancestry.

via English protest

StepLanguageWordMeaning
1EnglishprotestTo make a strong objection; To affirm; To object...
2Middle Englishprotesten
3Old Frenchprotester
4Latinprōtestārī
5LatintestorI am witness, testify, attest; I make a will
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 ‐or

StepLanguageWordMeaning
1English‐orCreates an agent noun, often from a verb, indicating a person or object (often machines or parts of them) that do the verb or part of speech with which they are formed
2Middle English-our
3Old French-eorAlternative form of -or
4Latin-ator-ator, -er; second-person singular future passive...
5Latin-tor-er
6Proto-Italic-tōrForms agent nouns to verb stems
7Proto-Indo-European-tōrDerives agent nouns from verbs, denoting someone...
8Proto-Indo-European-tor-s

Words derived from “protestor

Every word from Proto-Indo-European steh₂-
protestor — Etymology, Origin & Word History | Etymology Explorer