Where does “δύση” come from?

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

δύση (Greek): west; sunset, sundown; decline, end

Definitions

  1. west; sunset, sundown; decline, end

Ancestry of “δύση”, step by step

StepLanguageWordMeaning
1Ancient Greekδύσιςsetting of the sun or stars; quarter in which the...
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 →