reality check vs juncture

reality check and juncture both are nouns.

Word	Noun	Adjective	Verb	Adverb
reality check	Yes	No	No	No
juncture	Yes	No	No	No

As nouns, juncture is a hypernym of reality check; that is, juncture is a word with a broader meaning than reality check:

reality check: an occasion on which one is reminded of the nature of things in the real world
juncture: an event that occurs at a critical time

Other hypernyms of reality check include occasion.

reality check (noun)	juncture (noun)
an occasion on which one is reminded of the nature of things in the real world	an event that occurs at a critical time
	the shape or manner in which things come together and a connection is made
	a crisis situation or point in time when a critical decision must be made