Where does “ard-oyr” come from?

ard-oyr (Manx) comes from Manx oyr, from Old Irish adbar, from Old Irish ad-, from Old Irish uss-, from Old Irish beirid, from Proto-Celtic bereti, from English beret, from French béret — short.

ard-oyr (Manx): root cause

Definitions

  1. root cause

Ancestry of “ard-oyr”, step by step

StepLanguageWordMeaning
1Manxoyrreason, cause; incentive, motive; matter
2Old Irishadbarmaterial, matter; reason
3Old Irishad-to, towards; in many compounds, it has a purely...
4Old Irishuss-up, off
5Old Irishbeiridto carry, bring; to bear; to give
6Proto-Celticberetito carry, bear; to flow
7EnglishberetA type of round, brimless cap with a soft top and...
8Frenchbéretberet
9Occitanberretcap
10Medieval Latinbirretum
11Late Latinbirrusa kind of cloak; large hooded cloak; hooded coat
12Gaulishbirrusshort cloak
13Proto-Celticbirrosshort
Every word from Proto-Celtic birrosEvery word from Gaulish birrusEvery word from Late Latin birrus