hinge upon vs depend upon

hinge upon and depend upon both are verbs.

Word	Noun	Adjective	Verb	Adverb
hinge upon	No	No	Yes	No
depend upon	No	No	Yes	No

As verbs, hinge upon and depend upon are synonyms defined as:

Other synonyms of hinge upon include depend on, devolve on, hinge on, ride, turn on.

hinge upon (verb)	depend upon (verb)
be contingent on	be contingent on
	put trust in with confidence