Italian Republic vs al dente

Italian Republic is a noun but al dente is not a noun.

Word	Noun	Adjective	Verb	Adverb
Italian Republic	Yes	No	No	No
al dente	No	Yes	No	No

Italian Republic (noun)	al dente (noun)
a republic in southern Europe on the Italian Peninsula; was the core of the Roman Republic and the Roman Empire between the 4th century BC and the 5th century AD

Italian Republic (adjective)	al dente (adjective)
	of pasta cooked so as to be firm when eaten