- Of or pertaining to fratricide
- 2008, Peter Lorge, “The Great Ditch of China and the Song-Liao Border”, in Don J. Wyatt, editor, Battlefronts Real and Imagined: War, Border, and Identity in the Chinese Middle Period, New York, N.Y.: Palgrave Macmillan, →ISBN, pages 59–74 at 67:
- Taizong's failure fooled no one. Indeed, one of Taizong's own sons may well have been unhinged by his father's obvious fratricidal and nepoticidal actions. These personal considerations directly affected Taizong's policy decisions, and thus warrant some discussion.