Betrayal/bɪˈtreɪəl/ Definition 1 of 2Pro Tip 1/3Emotional Impact Betrayal often carries strong emotional weight, suggesting profound disloyalty. Feeling the sting of betrayal, she couldn't look him in the eyes. Pro Tip 2/3Often Intentional Betrayal usually happens on purpose, different from unintentional mistakes. He faced accusations of betrayal after selling company secrets. Pro Tip 3/3Trust Required Betrayal involves a breach of trust, expectable in close relationships. Her betrayal damaged their friendship beyond repair.