Happy-clappy is a term used to describe a person or group that is excessively enthusiastic, particularly in a religious context. Synonyms for this phrase include exuberant, effusive, exultant, celebratory, jubilant, and enthusiastic. These words describe a high level of positivity and excitement, often related to joy and happiness. A person or group characterized as happy-clappy may also be described as fervent, passionate, zealous, or fervid, indicating a deep and intense feeling. Although these synonyms may convey a similar meaning, they can be used in different contexts to highlight different shades of enthusiasm and positivity.