intimacy

Etymology

intimate + -cy

noun

1. (uncountable, countable) Feeling or atmosphere of closeness and openness towards someone else, not necessarily involving sexuality.
   1879, Robert Louis Stevenson, “Truth of Intercourse” in Essays, English and American, The Harvard Classics, Volume 28, edited by Charles W. Eliot, New York: P.F. Collier & Son, 1910, p. 287, The habitual liar may be a very honest fellow, and live truly with his wife and friends; while another man who never told a formal falsehood in his life may yet be himself one lie—heart and face, from top to bottom. This is the kind of lie which poisons intimacy.
   […] there was keen intimacy between the dog and the man. 1908, Jack London, “To Build a Fire”, in Lost Face, London: Mills & Boon, published 1916
   The Conan O’Brien-penned half-hour has the capacity to rip our collective hearts out the way the cute, funny bad girl next door does to Bart when she reveals that her new boyfriend is Jimbo Jones, but the show keeps shying away from genuine emotion in favor of jokes that, while overwhelmingly funny, detract from the poignancy and the emotional intimacy of the episode. May 27, 2012, Nathan Rabin, “TV: Review: THE SIMPSONS (CLASSIC): “New Kid On The Block” (season 4, episode 8; originally aired 11/12/1992)”, in The Onion AV Club
2. (countable) Intimate relationship.
   1787, Robert Burns, Letter to Dr. Moore, 23 April, 1787, in J. Logie Robertson (ed.), The Letters of Robert Burns, Selected and Arranged, with an Introduction, London: Walter Scott, 1887, p. 57, I have formed many intimacies and friendships here, but I am afraid they are all of too tender a construction to bear carriage a hundred and fifty miles.
   […] it isn’t my notion of the way to bring up a girl to give her up, in extreme youth, to an intimacy with a young married woman who’s both unhappy and silly, whose conversation has absolutely no limits, who says everything that comes into her head and talks to the poor child about God only knows what […] 1899, Henry James, The Awkward Age, Book One, Chapter 2
3. (countable, especially plural) Intimate detail, (item of) intimate information.
   He recognized the tone as the one used by friendly sisters to discuss the infirmities of their husbands. It was Shama’s plea to a sister to exchange intimacies, to show support. 1961, V. S. Naipaul, A House for Mr Biswas, Vintage International, published 2001, Part One, Chapter 4