crevice vs scissure

crevice and scissure both are nouns.

Word	Noun	Adjective	Verb	Adverb
crevice	Yes	No	No	No
scissure	Yes	No	No	No

As nouns, crevice and scissure are synonyms defined as:

Other synonyms of crevice include cleft, crack, fissure.

crevice (noun)	scissure (noun)
a long narrow cleft	a long narrow cleft
a long narrow depression in a surface