curiousness vs exotism

curiousness and exotism both are nouns.

Word	Noun	Adjective	Verb	Adverb
curiousness	Yes	No	No	No
exotism	Yes	No	No	No

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

Other hyponyms of curiousness include exoticism, exoticness, alienage, alienism.

curiousness (noun)	exotism (noun)
the quality of being alien or not native	the quality of being exotic
a state of active curiosity