fit out vs set up

fit out and set up both are verbs.

Word	Noun	Adjective	Verb	Adverb
fit out	No	No	Yes	No
set up	No	No	Yes	No

As verbs, set up is a hyponym of fit out; that is, set up is a word with a more specific, narrower meaning than fit out:

fit out (verb)	set up (verb)
provide with clothes or put clothes on	get ready for a particular purpose or event
provide with (something) usually for a specific purpose	make ready or suitable or equip in advance for a particular purpose or for some use, event, etc
	equip with sails or masts
	arrange thoughts, ideas, temporal events
	put into a proper or systematic order
	erect and fasten
	set up for use
	place
	create by putting components or members together
	construct, build, or erect
	begin, or enable someone else to begin, a venture by providing the means, logistics, etc.
	produce
	take or catch as if in a snare or trap
	arrange the outcome of by means of deceit
	set up or found