top out vs furnish

top out and furnish both are verbs.

Word	Noun	Adjective	Verb	Adverb
top out	No	No	Yes	No
furnish	No	No	Yes	No

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

Other hypernyms of top out include offer, provide, render, supply.

top out (verb)	furnish (verb)
to reach the highest point; attain maximum intensity, activity	give something useful or necessary to
provide with a top or finish the top (of a structure)	provide or equip with furniture
give up one's career just as one becomes very successful