cosmopolitan vs travelled

cosmopolitan is a noun but travelled is not a noun.

Word	Noun	Adjective	Verb	Adverb
cosmopolitan	Yes	Yes	No	No
travelled	No	Yes	No	No

cosmopolitan (noun)	travelled (noun)
a sophisticated person who has travelled in many countries

cosmopolitan (adjective)	travelled (adjective)
growing or occurring in many parts of the world	familiar with many parts of the world
composed of people from or at home in many parts of the world; especially not provincial in attitudes or interests
of worldwide scope or applicability