The story
- Proto-Indo-European*weyḱ-
- Proto-Indo-European*wóyḱos
- Proto-Hellenic*wóikos
- Ancient Greekϝοῖκος (woîkos)
- Ancient Greekοἶκος (oîkos)
- Latinoeco-
- Frenchéco-
- Englisheco-
- Proto-Indo-European*tres-
- Proto-Indo-European*troséyeti
- Proto-Italic*troseō
- Latinterreō
- Latinterror
- Old Frenchterreur
- Middle Frenchterreur
- Frenchterreur
- Frenchterrorisme
- Englishterrorism
- English todayecoterrorism
Etymology from Wiktionary, CC BY-SA 4.0.