The story
- Proto-Indo-European*h₁éǵʰ
- Proto-Indo-European*h₁eǵʰs
- Proto-Hellenic*eks
- Ancient Greekἐκ (ek)
- Proto-Indo-European*h₁én
- Proto-Indo-European*h₁éntos
- Proto-Hellenic*entós
- Ancient Greekἐντός (entós)
- Ancient Greekἐκτός (ektós)
- Englishecto-
- Englishmycorrhiza
- English todayectomycorrhiza
From ecto- + mycorrhiza.
Etymology from Wiktionary, CC BY-SA 4.0.