unshareableadj.

1860 L. M. Alcott in Atlantic Monthly Oct. 433/1 Laura retired into an invisible convent, where she cast off the world, and regarded her sympathizing sisters through a grate of superior knowledge and unsharable grief.

1863 A. B. Grosart Mighty to Save 32 None of us who has fought out the great contest, under the shadow of discovered guilt, of conscious sin, of conscious peril, but knows that its secrets are incommunicable, unshareable.

1902 W. James Varieties Relig. Experience xx. 499 That unshareable feeling which each one of us has of the pinch of his individual destiny.

1976 Daily Tel. 19 Oct. 2/1 He said the doctor's belief in independence was fostered by the ultimately unshareable responsibility he accepted for his patient.

2009 N.Y. Times (Nexis) 27 Sept. Reading about other people's romantic catastrophe is fun, in a cathartic sort of way. Every happy relationship is unshareable, but heartbreak is universal.

1910 H. H. Bawden Princ. Pragmatism ii. 72 There is no mysterious uniqueness about consciousness. A great deal of nonsense has been written about its unshareability.

1970 Mind 79 512 The supposed necessary ownership and necessary unshareability of thoughts.

2016 H. Carel Phenomenol. Illness v. 123 Perhaps the epistemic gap Scarry points to is what allows the unshareability of pain and the sceptical challenge to persist in the face of ordinary experience.

1972 Philosophy 47 38 Wittgenstein's..objections to any proposal seeming to imply an unshareably private language appear to have been accepted as interesting and important if not always as persuasive in English language philosophy.

1993 Taste Aug. 18 The Spiral Herb and Sheep's Milk Cheese loaf..is unshareably good when baked or halved and grilled.

2004 Daily Tel. (Nexis) 18 Sept. (Books section) 11 Pain is unshareably private.