tycoon vs baron

tycoon and baron both are nouns.

Word	Noun	Adjective	Verb	Adverb
tycoon	Yes	No	No	No
baron	Yes	No	No	No

As nouns, tycoon and baron are synonyms defined as:

Other synonyms of tycoon include big businessman, business leader, king, magnate, mogul, power, top executive.

tycoon (noun)	baron (noun)
a very wealthy or powerful businessman	a British peer of the lowest rank
	a very wealthy or powerful businessman
	a nobleman (in various countries) of varying rank