Where does “Aberdaugleddau” come from?

Aberdaugleddau (Welsh) comes from Welsh aber, from Proto-Brythonic aber, from Proto-Celtic adberos, from Proto-Celtic beros, from Proto-Celtic bereti, from English beret, from French béret, from Occitan berret — short.

Ancestry of “Aberdaugleddau”, step by step

Aberdaugleddau traces back through two separate lines of ancestry.

via Welsh aber

StepLanguageWordMeaning
1Welshaberestuary, mouth of a river; confluence, joining of...
2Proto-Brythonicabermouth, confluence
3Proto-Celticadberosmouth, confluence
4Proto-Celticberosbearer, carrier; flow
5Proto-Celticberetito carry, bear; to flow
6EnglishberetA type of round, brimless cap with a soft top and...
7Frenchbéretberet
8Occitanberretcap
9Medieval Latinbirretum
10Late Latinbirrusa kind of cloak; large hooded cloak; hooded coat
11Gaulishbirrusshort cloak
12Proto-Celticbirrosshort

via Welsh dau

StepLanguageWordMeaning
1Welshdautwo
2Proto-Brythonic*dowtwo
3Proto-Celtic*duwotwo
4Proto-Indo-Europeandwóh₁two
Every word from Proto-Celtic birros
Aberdaugleddau — Etymology, Origin & Word History | Etymology Explorer