chap vs scissure

chap and scissure both are nouns.

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

As nouns, scissure is a hypernym of chap; that is, scissure is a word with a broader meaning than chap:

Other hypernyms of chap include cleft, crack, crevice, fissure.

chap (noun)	scissure (noun)
(usually in the plural) leather leggings without a seat; joined by a belt; often have flared outer flaps; worn over trousers by cowboys to protect their legs	a long narrow cleft
a crack in a lip caused usually by cold
a boy or man
a long narrow depression in a surface

chap (verb)	scissure (verb)
crack due to dehydration