quake vs seism

quake and seism both are nouns.

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

As nouns, quake and seism are synonyms defined as:

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

Other synonyms of quake include earthquake, temblor.

quake (noun)	seism (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

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