Definition of resentment noun from the Oxford Advanced American Dictionary

 

resentment

 noun
noun
NAmE//rɪˈzɛntmənt//
 
[uncountable, singular]
 
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a feeling of anger or unhappiness about something that you think is unfair to feel/harbor/bear resentment toward/against someone She could not conceal the deep resentment she felt at the way she had been treated.
See the Oxford Advanced Learner's Dictionary entry: resentment