tivodultery
n.— «One of my favorite neologisms is “tivodultery,” coined earlier today, at my request, by my friend James. It describes the act of watching a TV program on your own when you normally watch it with your spouse.» —“The Temptations of A Married Man” by jacobw Yankee Fog (London, United Kingdom) May 23, 2007. (source: Double-Tongued Dictionary)