| English noun: earthquake | 
| 1. | earthquake (event) shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity | 
| 
 | 
 | Synonyms | quake, seism, temblor | 
| 
 | 
 | Broader (hypernym) | geological phenomenon | 
| 
 | 
 | Narrower (hyponym) | earth tremor, microseism, seaquake, seismic disturbance, shock, submarine earthquake, tremor | 
| 
 | 
| 2. | earthquake (state) a disturbance that is extremely disruptive | 
| 
 | 
 | Samples | Selling the company caused an earthquake among the employees. 
 | 
| 
 | 
 | Broader (hypernym) | commotion, disruption, disturbance, flutter, hoo-ha, hoo-hah, hurly burly, kerfuffle, to-do | 
| 
 |