Merriam-Webster announced its Word-of-the-Year results, and the winner is a new word coined by Stephen Colbert:

truthiness (noun)

1 : "truth that comes from the gut, not books" (Stephen Colbert, Comedy Central’s "The Colbert Report," October 2005)
2 : "the quality of preferring concepts or facts one wishes to be true, rather than concepts or facts known to be true" (American Dialect Society, January 2006)

The other words nominated (but not winning): google, decider, war, insurgent, terrorism, vendetta, sectarian, quagmire, and corruption