Hyperorthodox is a term used to describe an individual or group who is extremely strict in their adherence to religious or cultural traditions. Some synonyms for hyperorthodox include ultraconservative, fundamentalist, traditionalist, or hardline. These terms all suggest an uncompromising approach to tradition and a resistance to change or modernization. Additionally, some may use the term zealot to describe hyperorthodox individuals who are particularly fervent in their beliefs and practices. While these terms can be used to accurately describe hyperorthodox individuals or groups, it is important to use them with care to avoid stereotyping or painting with overly broad strokes.