What is another word for seism?
Pronunciation: [sˈa͡ɪzəm] (IPA) 
The word "seism" is commonly used to refer to an earthquake, but there are several synonyms that can also be used. One word is tremor, which refers to a slight earthquake or vibration. Another word is quake, which is a shortening of earthquake and refers to a sudden violent shaking of the ground. A third word is temblor, which is also used to describe an earthquake or tremor. Shudder is another synonym, which refers to a violent shaking or trembling. Finally, there is the word convulsion, which is used to describe a sudden and violent shaking of the earth. All of these words can be used interchangeably with seism to describe an earthquake or tremor.
