seism vs quake

seism and quake both are nouns.

Word	Noun	Adjective	Verb	Adverb
seism	Yes	No	No	No
quake	Yes	No	Yes	No

As nouns, seism and quake are synonyms defined as:

seism and quake: shaking and vibration at the surface of the earth resulting from underground movement along a fault plane or from volcanic activity

Other synonyms of seism include earthquake, temblor.

seism (noun)	quake (noun)
shaking and vibration at the surface of the earth resulting from underground movement along a fault plane or from volcanic activity	shaking and vibration at the surface of the earth resulting from underground movement along a fault plane or from volcanic activity

seism (verb)	quake (verb)
	shake with fast, tremulous movements
	shake with seismic vibrations