Where does “corroborator” come from?

corroborator (English) comes from English corroborate, from Latin corrōborātus, from Latin corrōborō, from Latin cōn-, from Latin cum, from Old Latin com, from Proto-Italic kom, from Proto-Indo-European ḱóm — to bend; curve; arch; vault; to bow, bend, arch,...

corroborator (English): One who corroborates, or verifies something; one...

Definitions

  1. One who corroborates, or verifies something; one...

Ancestry of “corroborator”, step by step

corroborator traces back through two separate lines of ancestry.

via English corroborate

StepLanguageWordMeaning
1EnglishcorroborateTo confirm or support something with additional...
2Latincorrōborātusstrengthened, corroborated
3Latincorrōborōto make strong, strengthen, invigorate, corroborate, reinforce, fortify
4Latincōn-Used in compounds to indicate a being or bringing together of several objects
5Latincumwith, along with; at; -fold
6Old LatincomAlternative form of cum
7Proto-Italickomwith, along, at
8Proto-Indo-Europeanḱómbeside, near, by, with
9Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
10Middle Englishkyt
11Germankittputty certain kinds of cement used for fixing e.g. window panes
12Old High Germankuti
13Proto-West Germanickwidugum, resin
14Proto-Germanickweduzresin
15Proto-Indo-Europeangʷet-resin, gum; to say, speak
16Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...

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
Every word from Proto-Indo-European gū-