extremely happy or pleased synonym delighted overjoyed (at something) He was overjoyed at my success. overjoyed (to do something) We were overjoyed to hear their good news. overjoyed (that…) She was overjoyed that her article had been published. See related entries: HappinessExtra examples Mr Crangle was overjoyed with his success. She was not exactly overjoyed to see us again. They’re all overjoyed about it. We are overjoyed by this decision. She was not exactly overjoyed at the prospect of looking after her niece. She was overjoyed at the birth of her daughter.