Where does “corroborant” come from?

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

corroborant (English): strengthening; supporting; corroborating;...

Definitions

  1. strengthening; supporting; corroborating;...

Ancestry of “corroborant”, step by step

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