free trader vs admirer

free trader and admirer both are nouns.

Word	Noun	Adjective	Verb	Adverb
free trader	Yes	No	No	No
admirer	Yes	No	No	No

As nouns, admirer is a hypernym of free trader; that is, admirer is a word with a broader meaning than free trader:

Other hypernyms of free trader include booster, champion, friend, protagonist, supporter.

free trader (noun)	admirer (noun)
an advocate of unrestricted international trade	someone who admires a young woman
	a person who backs a politician or a team etc.
	a person who admires; someone who esteems or respects or approves