adorn vs fit out

adorn and fit out both are verbs.

Word	Noun	Adjective	Verb	Adverb
adorn	No	No	Yes	No
fit out	No	No	Yes	No

As verbs, fit out is a hypernym of adorn; that is, fit out is a word with a broader meaning than adorn:

Other hypernyms of adorn include equip, fit, outfit.

adorn (verb)	fit out (verb)
make more attractive by adding ornament, colour, etc.	provide with clothes or put clothes on
furnish with power or authority; of kings or emperors	provide with (something) usually for a specific purpose
be beautiful to look at