Where does “congressional” come from?

Congressional derives from English congression, which comes from English aldehyde, ultimately from German Aldehyd.

congressional (English): Of or pertaining to a congress

Definitions

  1. Of or pertaining to a congress

Ancestry of “congressional”, step by step

congressional traces back through two separate lines of ancestry.

via Portuguese congresso

StepLanguageWordMeaning
1Portuguesecongressocongress
2Latincongressusapproached, visited, accosted; fought; meeting,...
3LatincongrediorI go, come or meet with someone, approach; visit,...
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 congression

StepLanguageWordMeaning
1EnglishcongressionThe act of coming together; congress; The...
2Latincongressionem

Words derived from “congressional

Every word from Proto-Indo-European gū-Every word from Latin cōn-Every word from Proto-Indo-European gʷet-