ressentiment
noun
res·sen·ti·ment rə-ˌsäⁿ-tē-ˈmäⁿ 
: deep-seated resentment, frustration, and hostility accompanied by a sense of being powerless to express these feelings directly
Example Sentences
Recent Examples on the Web But in between justice and ressentiment is a rich, gray area where schadenfreude can serve a valuable political purpose. 
Lee M. Pierce, The Conversation, 14 Oct. 2020 This weaponizing of ressentiment — a term borrowed from German philosopher Friedrich Nietzsche, capturing the deep grievance produced by feelings of both envy and humiliation — is possibly the defining theme in global politics right now. Ishaan Tharoor, Washington Post, 26 June 2018
Lee M. Pierce, The Conversation, 14 Oct. 2020 This weaponizing of ressentiment — a term borrowed from German philosopher Friedrich Nietzsche, capturing the deep grievance produced by feelings of both envy and humiliation — is possibly the defining theme in global politics right now. Ishaan Tharoor, Washington Post, 26 June 2018 Word History
Etymology
French, resentment, from ressentir to resent, from Middle French resentir — more at resent
First Known Use
1896, in the meaning defined above
Medical Definition
ressentiment
noun
res·sen·ti·ment rə-säⁿ-tē-ˈmäⁿ
: deep-seated resentment, frustration, and hostility accompanied by a sense of being powerless to express these feelings directly