忘恩负义 wàng'ēnfùyì ungrateful Origin Definitions Defs Strokes Stroke Words Sentences Sents 1 sentence 我做梦也没有想到他会如此忘恩负义。 wǒ zuò mèng yě méiyǒu xiǎng dào tā huì rúcǐ wàng'ēnfùyì. I never dreamed that he would be so ungrateful. Source: UM-Corpus: Spoken