Where does “arddegyn” come from?

arddegyn (Welsh) comes from Welsh arddegau, from Welsh ar, from Middle Welsh ar, from Proto-Brythonic ar, from Proto-Celtic aros, from Proto-Indo-European h₂erh₃-o-, from Proto-Indo-European h₂erh₃-, from Proto-Indo-European h₁er- — earth.

arddegyn (Welsh): teenager

Definitions

  1. teenager

Ancestry of “arddegyn”, step by step

arddegyn traces back through two separate lines of ancestry.

via Welsh arddegau

StepLanguageWordMeaning
1Welsharddegauteens numbers from 11 to 19
2Welsharon; about to
3Middle Welsharon, upon; over, of; he/she who, whoever
4Proto-Brythonicarin front of; ploughing, ploughed land
5Proto-Celticarosploughing, ploughed land
6Proto-Indo-Europeanh₂erh₃-o-ploughing
7Proto-Indo-Europeanh₂erh₃-to plough
8Proto-Indo-Europeanh₁er-earth

via Welsh yn

StepLanguageWordMeaning
1Welshyngrammatical particle used in conjunction with bod...
2Middle Welshyngrammatical particle used in conjunction with bot...
3Proto-Brythonicɨnin
4Proto-Celticeni
5Proto-Indo-Europeanénin
Every word from Proto-Indo-European h₁er-