忘恩负义
wàng'ēnfùyì
=
忘
+
恩
+
负
+
义
Idiom, Proverb or Saying: devoid of gratitude
eg.
2Tm3#2
⇐
忘恩负义wàng'ēnfùyì = 忘 + 恩 + 负 + 义