Where does “treweythus” come from?

treweythus (Cornish) comes from Cornish dre, from Proto-Brythonic *dre, from Proto-Celtic *trei, from Proto-Indo-European terh₂- — to cross over, pass through, overcome.

treweythus (Cornish): occasional

Definitions

  1. occasional

Ancestry of “treweythus”, step by step

treweythus traces back through two separate lines of ancestry.

via Cornish dre

StepLanguageWordMeaning
1Cornishdrethrough, via
2Proto-Brythonic*drethrough
3Proto-Celtic*treithrough
4Proto-Indo-Europeanterh₂-to cross over, pass through, overcome

via Cornish gweyth

StepLanguageWordMeaning
1Cornishgweythinstance
Every word from Proto-Indo-European terh₂-