IPA: //ˈbrʌsk.nəs//
KK: /ˈbrʌsknəs/
The quality of being abrupt or curt in manner or speech, often to the point of being rude.
Her brusqueness made it difficult for her to make friends at the new school.
Brusqueness is formed from "brusque" (from French *brusque*, meaning abrupt or blunt) and the suffix "-ness" (meaning the state or quality of). The word refers to the quality of being abrupt or curt in manner.
Think of the French word 'brusque' meaning abrupt, and remember that 'brusqueness' describes the state of being abrupt or curt.