1. Synonyms: curiosity, inquisitiveness, nosiness… Antonyms: incuriosity, inCuriousness…

2. Synonyms: curiousness, inquisitiveness, nosiness… Antonyms: inCuriosity, incuriousness…

3. Antonyms for Curiousness include incuriosity, inCuriousness, indifference, insouciance, unconcern, nonchalance, disregard, apathy, coolness and aloofness

4. Previously he had been inclined to detach himself from the plight of victims of tragedy, not out of callousness but a sort of incuriosity.