σεισμός
seismós
“shaking, earthquake”
4 words in English grow from this root.
Isoseismal
Earthἴσοςísos
“of equal shaking”
Seismic
Earthσεισμόςseismós
“of shaking”
Seismograph
Scienceσεισμόςseismós
“earthquake writer”
Seismology
Earthσεισμόςseismós
“study of earthquakes”