忘恩負義

to forget favors and violate justice (idiom); ingratitude to a friend / to kick a benefactor in the teeth

to forget / to overlook / to neglect

to be ungrateful

variant of 恩[en1]

favor / grace / kindness

to bear / to carry (on one's back) / to turn one's back on / to be defeated / negative (math. etc)

surname Yi / (Tw) abbr. for 義大利|义大利[Yi4 da4 li4], Italy

justice / righteousness / meaning / foster (father etc) / adopted / artificial (tooth, limb etc) / relationship / friendship