incuriousness &c adj.; insouciance &c 866; indifference, lack of interest, disinterest. boredom, ennui (weariness) 841; satiety &c 639; foreknowledge (foresight) 510; V. be incurious &c adj.; have no curiosity &c 455; take no interest in &c 823; mind one's own business. Adj. incurious, uninquisitive, indifferent; impassive &c 823; uninterested, detached, aloof.