Where does “cynorthwyol” come from?

cynorthwyol (Welsh) comes from Welsh cynhorthwy, from Welsh can-, from Proto-Brythonic kanta-, from Proto-Indo-European ḱm̥-teh₂, from Proto-Indo-European ḱóm, from Proto-Indo-European ḱe, from Middle English kyt, from German kitt — to bend; curve; arch; vault; to bow, bend, arch,...

cynorthwyol (Welsh): helping, assisting, auxiliary, subsidiary

Definitions

  1. helping, assisting, auxiliary, subsidiary

Ancestry of “cynorthwyol”, step by step

StepLanguageWordMeaning
1Welshcynhorthwyassistance, help, aid, succour, relief
2Welshcan-with, after
3Proto-Brythonickanta-
4Proto-Indo-Europeanḱm̥-teh₂
5Proto-Indo-Europeanḱómbeside, near, by, with
6Proto-Indo-EuropeanḱeDeictic particle, here; Post-positional...
7Middle Englishkyt
8Germankittputty certain kinds of cement used for fixing e.g. window panes
9Old High Germankuti
10Proto-West Germanickwidugum, resin
11Proto-Germanickweduzresin
12Proto-Indo-Europeangʷet-resin, gum; to say, speak
13Proto-Indo-Europeangū-to bend; curve; arch; vault; to bow, bend, arch,...
Every word from Proto-Indo-European gū-