Truthiness

(From Wiktionary)

truthiness:

1. A variation of truthfulness derived from the word truthy (archaic and rare or dialectal) 2. The quality by which something is known or believed emotionally or instinctively, without regard to evidence or rational thought. Almost always used derisively via ironic praise. (Popularised by Stephen Colbert) 3. The quality of adhering to incorrect concepts one wishes or believes to be true. Used as previous.