"deep sense of injury, the excitement of passion which proceeds from a sense of wrong offered to one's self or one's kindred or friends," especially when directed at the author of the affront, 1610s, from French ressentiment (16c.), verbal noun from ressentir (see resent). Slightly earlier in English in the French form resentiment (1590s); also compare ressentiment.
"Ridicule often parries resentment, but resentment never yet parried ridicule." [Walter Savage Landor, "Imaginary Conversations"]