microseism vs temblor

microseism and temblor both are nouns.

Word	Noun	Adjective	Verb	Adverb
microseism	Yes	No	No	No
temblor	Yes	No	No	No

As nouns, temblor is a hypernym of microseism; that is, temblor is a word with a broader meaning than microseism:

microseism: a small earthquake
temblor: shaking and vibration at the surface of the earth resulting from underground movement along a fault plane or from volcanic activity

Other hypernyms of microseism include earthquake, quake, seism.

microseism (noun)	temblor (noun)
a small earthquake	shaking and vibration at the surface of the earth resulting from underground movement along a fault plane or from volcanic activity