unrealityn.

1744 T. Reeve Cure Madness drinking Tar Water 2 In your younger Days, my Lord [sc. Bp. Berkeley], you made the surprizing Discovery of the Unreality of Matter.

1798 C. Lamb Rosamund Gray xi, 110 Past associations revived with the music—blended with a sense of unreality.

1850 T. Carlyle Latter-day Pamphlets vi. 8 Unreality is death, to Parliaments and to all things.

1912 M. P. Willcocks Wings of Desire viii. 164 Her instinct of honesty, such as it was, revolted from the unreality of it all.

2004 P. de Rosa Fatal Flaw Christianity i. 64 Theology is unreality built into a system.

1801 W. Cobbett Porcupine's Wks. XII. 188 I began to question whether this is not a dream; but unhappily this is not an unreality—it is a deplorable and disgraceful link in the long chain of injuries and contumelies.

1863 E. V. Neale Analogy Thought & Nature 31 If time is not to become an unreality to us.

1978 New Literary Hist. 10 138 A keen eye and ear for the extraneous, and a passionate love for the shadowy unrealities that suffuse and largely constitute the most vividly realized surface.

2013 Age (Melbourne) (Nexis) 9 May (Green Guide) 22 Leaving one to ponder once again whether the many unrealities and anomalies of Haneke's cinematic universe are intended.