criticality vs cruciality

criticality and cruciality both are nouns.

Word	Noun	Adjective	Verb	Adverb
criticality	Yes	No	No	No
cruciality	Yes	No	No	No

As nouns, criticality and cruciality are synonyms defined as:

Other synonyms of criticality include criticalness.

criticality (noun)	cruciality (noun)
a state of critical urgency	a state of critical urgency
a critical state; especially the point at which a nuclear reaction is self-sustaining