The story
- Proto-Indo-European*lewk-
- Proto-Indo-European*lewkós
- Proto-Hellenic*leukós
- Ancient Greekλευκός (leukós)
- English todayleuco-
From Latinized form of Ancient Greek λευκός (leukós, “white”).
Words from the same roots
Ancient Greekλευκός all →
leukemialeucineleucisticleucoleucophoreleuko-leukorrhea
Etymology from Wiktionary, CC BY-SA 4.0.