graduation vs windup

graduation and windup both are nouns.

Word	Noun	Adjective	Verb	Adverb
graduation	Yes	No	No	No
windup	Yes	Yes	No	No

As nouns, windup is a hypernym of graduation; that is, windup is a word with a broader meaning than graduation:

Other hypernyms of graduation include closing, completion, culmination, mop up.

graduation (noun)	windup (noun)
the act of arranging in grades	a concluding action
the successful completion of a program of study
a line (as on a vessel or ruler) that marks a measurement
an academic exercise in which diplomas are conferred

graduation (adjective)	windup (adjective)
	operated by a mechanism