What is the meaning of closeness?

noun

• A feeling of being intimate and belonging together.
  • usage: "their closeness grew as the night wore on"
  • synonyms: intimacy
• The quality of being close and poorly ventilated.
  • synonyms: stuffiness
• The spatial property resulting from a relatively small distance.
  • usage: "the sudden closeness of the dock sent him into action"
  • synonyms: nearness
• Extreme stinginess.
  • synonyms: meanness, minginess, niggardliness, niggardness, parsimony, parsimoniousness, tightness, tightfistedness
• Characterized by a lack of openness (especially about one's actions or purposes.
  • synonyms: secretiveness
• Close or warm friendship.
  • usage: "the absence of fences created a mysterious intimacy in which no one knew privacy"
  • synonyms: familiarity, intimacy