secretiveness
Definitions
The quality or practice of being disposed to keep things secret or hidden.
A tendency to be uncommunicative or reserved about one's thoughts, feelings, or affairs.
Examples
His habitual secretiveness made it difficult for his colleagues to trust him with sensitive information.
The detective was frustrated by the suspect's extreme secretiveness regarding his whereabouts on the night of the crime.
Synonyms
secrecy reticence clandestineness furtiveness reserve covertness stealth
Antonyms
openness frankness candor transparency communicativeness forthrightness outspokenness