possessiveness
/pəˈzɛsɪvnəs/
noun
- The quality or state of wanting to keep or control someone or something, often in an excessive or unhealthy way.
- In relationships, too much possessiveness can lead to arguments and distrust.
- The dog's possessiveness over its bed caused problems when visitors came.
- Her possessiveness made it hard for her friends to spend time with other people.
Antonyms