unbreakableness vs consistency

unbreakableness and consistency both are nouns.

Word	Noun	Adjective	Verb	Adverb
unbreakableness	Yes	No	No	No
consistency	Yes	No	No	No

As nouns, consistency is a hypernym of unbreakableness; that is, consistency is a word with a broader meaning than unbreakableness:

unbreakableness: a consistency of something that does not break under pressure
consistency: the property of holding together and retaining its shape

Other hypernyms of unbreakableness include body, consistence, substance.

unbreakableness (noun)	consistency (noun)
a consistency of something that does not break under pressure	the property of holding together and retaining its shape
	(logic) an attribute of a logical system that is so constituted that none of the propositions deducible from the axioms contradict one another
	a harmonious uniformity or agreement among things or parts
	logical coherence and accordance with the facts