Where does “cesiwm” come from?

cesiwm (Welsh) comes from English cæsium, from Latin caesius, from Latin caedō, from Proto-Italic kaidō, from Proto-Indo-European keh₂id-.

cesiwm (Welsh): caesium

Definitions

  1. caesium

Ancestry of “cesiwm”, step by step

StepLanguageWordMeaning
1EnglishcæsiumAlternative spelling of caesium
2Latincaesiusbluish-gray, gray-eyed, blue-eyed, cat-eyed;...
3Latincaedōto cut, hew, fell
4Proto-Italickaidōto cut, to hew, to fell
5Proto-Indo-Europeankeh₂id-—
Every word from Proto-Indo-European keh₂id- →Every word from Proto-Italic kaidō →Every word from Latin caedō →