The story
- Proto-Indo-European*(s)ker-
- Proto-Indo-European*(s)kert-
- Proto-Indo-European*(s)kort-ek-s
- Latincortex
- Englishcortico-
- Proto-Indo-European*weyd-
- Proto-Indo-European*wéydos
- Proto-Hellenic*wéidos
- Ancient Greekεἶδος (eîdos)
- English todaycorticoid
Etymology from Wiktionary, CC BY-SA 4.0.