separability vs disjuncture

separability and disjuncture both are nouns.

Word	Noun	Adjective	Verb	Adverb
separability	Yes	No	No	No
disjuncture	Yes	No	No	No

As nouns, disjuncture is a hypernym of separability; that is, disjuncture is a word with a broader meaning than separability:

Other hypernyms of separability include disconnectedness, disconnection, disjunction.

separability (noun)	disjuncture (noun)
the capability of being separated	state of being disconnected