curtness
/ˈkɜːrnɪs/; /ˈkɜːrnɛs/Definitions
1. noun
The quality or state of being curt; a person’s manner of speaking briefly and often brusquely.
“His curtness with the customer was a major contributor to the negative review.”
2. noun
A curt or brief remark or statement.
“Her response was a display of curtness, and it left him feeling embarrassed.”