The story
- Proto-Indo-European*twey-?
- Proto-Indo-European*tweys-
- Proto-Indo-European*twéys-e-ti
- Proto-Hellenic*tséihō
- Ancient Greekσείω (seíō)
- Ancient Greekσεισμός (seismós)
- English todayseismo-
From Ancient Greek σεισμός (seismós, “earthquake”).
Words from the same roots
Ancient Greekσεισμός all →
seismicseism
Etymology from Wiktionary, CC BY-SA 4.0.