Where does “psoriasis” come from?

psoriasis (Finnish) comes from Ancient Greek ψωρίασις, from Ancient Greek -σῐς, from Ancient Greek -τις, from Proto-Indo-European -tis — Derives abstract/action nouns from verb roots.

psoriasis (Finnish): psoriasis

Definitions

  1. psoriasis

Ancestry of “psoriasis”, step by step

StepLanguageWordMeaning
1Ancient Greekψωρίασιςitch; scabies; mange
2Ancient Greek-σῐς"suffix forming nouns"
3Ancient Greek-τιςretained after dentals
4Proto-Indo-European-tisDerives abstract/action nouns from verb roots
Every word from Proto-Indo-European -tis →Every word from Ancient Greek -σῐς →Every word from Ancient Greek -τις →