1. 6 He was evasive, to the point of secretiveness.

2. Synonyms for Confidentiality include secrecy, privacy, concealment, discretion, secretness, clandestineness, secretiveness, covertness, stealth and clandestinity

3. Closeness definition: characterized by a lack of openness (especially about one's actions or purposes) synonyms: furtiveness, unsociability, secretiveness

4. A loving and communicative parent will be aware of the “signals” given by a child who is experiencing difficulties: abrupt changes in mood and disposition, increased isolation, secretiveness and diminished communication, disturbed sleep and loss of appetite.