Where does “un ar bymtheg” come from?

un ar bymtheg (Welsh) comes 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.

un ar bymtheg (Welsh): sixteen

Definitions

  1. sixteen

Ancestry of “un ar bymtheg”, step by step

un ar bymtheg traces back through 3 separate lines of ancestry.

via Welsh ar

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

via Welsh un

StepLanguageWordMeaning
1Welshunonly; one; one, individual
2Middle Welshunone
3Proto-Brythonicʉnone
4Proto-Celticoinosone
5Proto-Indo-Europeanóynosone; single

via Welsh pymtheg

StepLanguageWordMeaning
1Welshpymthegfifteen

Words derived from “un ar bymtheg

Every word from Proto-Indo-European h₁er-