criticality vs critical point

criticality and critical point both are nouns.

Word	Noun	Adjective	Verb	Adverb
criticality	Yes	No	No	No
critical point	Yes	No	No	No

As nouns, critical point is a hypernym of criticality; that is, critical point is a word with a broader meaning than criticality:

criticality: a critical state; especially the point at which a nuclear reaction is self-sustaining
critical point: a crisis situation or point in time when a critical decision must be made

Other hypernyms of criticality include crossroads, juncture.

criticality (noun)	critical point (noun)
a state of critical urgency	a crisis situation or point in time when a critical decision must be made
a critical state; especially the point at which a nuclear reaction is self-sustaining