The story
- Proto-Indo-European*sem-
- Proto-Indo-European*sēmi
- Latinsēmi-
- Englishsemi-
- Proto-Indo-European*dwóh₁
- Proto-Indo-European*trísinflu.
- Proto-Indo-European*dwís
- Ancient Greekδιά (diá)
- Ancient Greekδῐᾰ- (dĭă-)
- Proto-Indo-European*gerbʰ-
- Proto-Hellenic*grə́pʰō
- Ancient Greekγρᾰ́φω (grắphō)
- Ancient Greekγρᾰ́μμᾰ (grắmmă)
- Ancient Greekδιάγραμμα (diágramma)
- Italiandiagramma
- Frenchdiagramme
- Englishdiagram
- Englishdiagrammatic
- English todaysemidiagrammatic
From semi- + diagrammatic.
Etymology from Wiktionary, CC BY-SA 4.0.