Where does “tyymus” come from?

tyymus (Finnish) comes from Latin thymus, from Ancient Greek θύμος, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.

Ancestry of “tyymus”, step by step

StepLanguageWordMeaning
1LatinthymusA type of wart
2Ancient Greekθύμοςa warty excrescence, so called from its likeness...
3Proto-Indo-Europeandʰewh₂-smoke; mist, haze
Every word from Proto-Indo-European dʰewh₂-Every word from Ancient Greek θύμοςEvery word from Latin thymus