faulting vs cleft

faulting and cleft both are nouns.

Word	Noun	Adjective	Verb	Adverb
faulting	Yes	No	No	No
cleft	Yes	Yes	No	No

As nouns, cleft is a hypernym of faulting; that is, cleft is a word with a broader meaning than faulting:

faulting: (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other
cleft: a long narrow cleft

Other hypernyms of faulting include crack, crevice, fissure, scissure.

faulting (noun)	cleft (noun)
(geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other	a long narrow cleft
	a split or indentation in something (as the palate or chin)

faulting (adjective)	cleft (adjective)
	having one or more indentations reaching nearly to the midrib
	split or divided