predecease /ˌpriːdɪˈsiːs/ ( predeceasing, predeceased, predeceases )

• 1. 

  V-T If one person predeceases another, they die before them. 比...先死; 死于...之前 [正式]

  例：

  His wife of 63 years, Mary, predeceased him by 11 months.

  与他结婚63年的发妻玛丽先他11个月离开了人世。