Kwanzaa vs fete

Kwanzaa and fete both are nouns.

Word	Noun	Adjective	Verb	Adverb
Kwanzaa	Yes	No	No	No
fete	Yes	No	Yes	No

As nouns, fete is a hypernym of Kwanzaa; that is, fete is a word with a broader meaning than Kwanzaa:

Kwanzaa: a festival featuring African-American culture; celebrated between Christmas and New Year
fete: an organized series of acts and performances (usually in one place)

Other hypernyms of Kwanzaa include festival.

Kwanzaa (noun)	fete (noun)
a festival featuring African-American culture; celebrated between Christmas and New Year	an organized series of acts and performances (usually in one place)
	an elaborate party (often outdoors)

Kwanzaa (verb)	fete (verb)
	have a celebration