Discreetnesses is a rare word and finding synonyms for it can be a challenge. It means having the quality of being careful or circumspect in one's speech or actions, in order to avoid causing offense or revealing private information. Some synonyms for discreetnesses include tactfulness, prudence, caution, circumspection, diplomacy, sensitivity, and judiciousness. Each of these words conveys a slightly different nuance or meaning. Tactfulness, for example, implies a skill in handling situations delicately, while sensitivity suggests a heightened awareness of others' feelings. Choosing the right synonym for discreetnesses depends on the context and the desired tone.