Where does “terfysgaeth” come from?

terfysgaeth (Welsh) comes from Welsh terfysgu, from Welsh -u, from Middle Welsh -u, from Proto-Brythonic -oβ̃ — Forms verbal nouns, originally from thematic...

terfysgaeth (Welsh): terrorism

Definitions

  1. terrorism

Ancestry of “terfysgaeth”, step by step

StepLanguageWordMeaning
1Welshterfysguto riot, to revolt; to terrorise
2Welsh-uimpression, imprint
3Middle Welsh-u—
4Proto-Brythonic-oβ̃Forms verbal nouns, originally from thematic...
Every word from Proto-Brythonic -oβ̃ →Every word from Welsh -u →Every word from Middle Welsh -u →