Boethius vs national leader

Boethius and national leader both are nouns.

Word	Noun	Adjective	Verb	Adverb
Boethius	Yes	No	No	No
national leader	Yes	No	No	No

Boethius (noun)	national leader (noun)
a Roman who was an early Christian philosopher and statesman who was executed for treason; Boethius had a decisive influence on medieval logic (circa 480-524)	a person who is a respected leader in national or international affairs