inauguration vs installation

inauguration and installation both are nouns.

Word	Noun	Adjective	Verb	Adverb
inauguration	Yes	No	No	No
installation	Yes	No	No	No

As nouns, installation is a hypernym of inauguration; that is, installation is a word with a broader meaning than inauguration:

Other hypernyms of inauguration include induction, initiation.

inauguration (noun)	installation (noun)
the ceremonial induction into a position	the act of installing something (as equipment)
the act of starting a new operation or practice	a building or place that provides a particular service or is used for a particular industry
	a formal entry into an organization or position or office