Where does “tywyll” come from?

tywyll (Welsh) comes from Old Welsh timuil, from Proto-Brythonic tɨβ̃uɨl, from Proto-Celtic temeslos, from Proto-Indo-European tēmH- — dark.

tywyll (Welsh): dark; darkness

Definitions

  1. dark; darkness

Ancestry of “tywyll”, step by step

StepLanguageWordMeaning
1Old Welshtimuil—
2Proto-Brythonictɨβ̃uɨldarkness
3Proto-Celtictemeslosdarkness
4Proto-Indo-EuropeantēmH-dark

Words derived from “tywyll”

Every word from Proto-Indo-European tēmH- →Every word from Proto-Celtic temeslos →Every word from Proto-Brythonic tɨβ̃uɨl →