Where does “Hen Galan” come from?

Hen Galan (Welsh) comes from Welsh calan, from Latin kalendae, from Latin calandae, from Latin Kalendae, from Proto-Italic kalēō, from Proto-Indo-European ḱelh₁- — to warm up, to be hot; to warm up, be hot.

Hen Galan (Welsh): old New Year's day, New Year's day on the Julian...

Definitions

  1. old New Year's day, New Year's day on the Julian...

Ancestry of “Hen Galan”, step by step

Hen Galan traces back through two separate lines of ancestry.

via Welsh calan

StepLanguageWordMeaning
1Welshcalanfirst day of the month, calends
2Latinkalendaethe calends, the first day of the month
3Latincalandaenominative feminine plural of calandus; genitive...
4LatinKalendaeKalends, first day of the month
5Proto-Italickalēō
6Proto-Indo-Europeanḱelh₁-to warm up, to be hot; to warm up, be hot

via Welsh Hen

StepLanguageWordMeaning
1WelshHenold, aged; ancient, antique, pristine, former; inveterate, chronic; original; senior, elder
2Proto-Brythonichenold
3Proto-Celticsenosold
4Proto-Indo-Europeansénosold
Every word from Proto-Indo-European ḱelh₁-Every word from Proto-Italic kalēōEvery word from Latin Kalendae