start up vs inaugurate

start up and inaugurate both are verbs.

Word	Noun	Adjective	Verb	Adverb
start up	No	No	Yes	No
inaugurate	No	No	Yes	No

As verbs, inaugurate is a hyponym of start up; that is, inaugurate is a word with a more specific, narrower meaning than start up:

Other hyponyms of start up include kick off, open.

start up (verb)	inaugurate (verb)
get off the ground	be a precursor of
get going or set in motion	commence officially
	open ceremoniously or dedicate formally