gravity fault vs inclined fault

gravity fault and inclined fault both are nouns.

Word	Noun	Adjective	Verb	Adverb
gravity fault	Yes	No	No	No
inclined fault	Yes	No	No	No

As nouns, inclined fault is a hypernym of gravity fault; that is, inclined fault is a word with a broader meaning than gravity fault:

gravity fault: an inclined fault in which the hanging wall appears to have slipped downward relative to the footwall
inclined fault: a geological fault in which one side is above the other

gravity fault (noun)	inclined fault (noun)
an inclined fault in which the hanging wall appears to have slipped downward relative to the footwall	a geological fault in which one side is above the other