obsessiveness

/əbˈsɛsɪvnəs/
noun
  1. The quality of being unable to stop thinking about something or someone, often in a way that is not healthy or reasonable.
    • The therapist helped him understand how his obsessiveness was affecting his relationships.
    • Her obsessiveness about cleaning made it hard for her to relax.
    • Some people mistake passion for obsessiveness, but they are very different.
What does "obsessiveness" mean? | whatsthatwordmean | whatsthatwordmean