Where does “tuedhder” come from?

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

tuedhder (Cornish): orientation

Definitions

  1. orientation

Ancestry of “tuedhder”, step by step

tuedhder traces back through two separate lines of ancestry.

via Cornish der

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

via Cornish tuedh

StepLanguageWordMeaning
1Cornishtuedh—
Every word from Proto-Indo-European terh₂- →Every word from Proto-Celtic *trei →Every word from Proto-Brythonic *truɨ →