Overjoyful is a term used to describe a state of extreme happiness or elation. Some common synonyms for overjoyful include ecstatic, delighted, thrilled, elated, euphoric, exhilarated, jubilant, joyful, exultant, gleeful, and blissful. These words all convey a sense of immense joy and excitement, and can be used interchangeably with overjoyful in many contexts. For example, a person might feel ecstatic after achieving a long-term goal, or they might feel jubilant after receiving good news. No matter which synonym you choose to use, they all express an intense feeling of happiness and positive emotion.