ideology vs Negritude

ideology and Negritude both are nouns.

Word	Noun	Adjective	Verb	Adverb
ideology	Yes	No	No	No
Negritude	Yes	No	No	No

As nouns, Negritude is a hyponym of ideology; that is, Negritude is a word with a more specific, narrower meaning than ideology:

ideology: an orientation that characterizes the thinking of a group or nation
Negritude: an ideological position that holds Black culture to be independent and valid on its own terms; an affirmation of the African cultural heritage

ideology (noun)	Negritude (noun)
an orientation that characterizes the thinking of a group or nation	an ideological position that holds Black culture to be independent and valid on its own terms; an affirmation of the African cultural heritage
imaginary or visionary theorization