Hyperorthodoxy refers to an extreme adherence to orthodox beliefs or principles. Synonyms for this term include ultra-orthodoxy, fanaticism, zealotry, dogmatism, and fundamentalism. These synonyms often carry a negative connotation, suggesting an excessive and unwavering commitment to a particular belief system or ideology. Other related words include rigid adherence, strictness, and inflexibility. These terms are often used to describe individuals or groups that are uncompromising in their religious or political beliefs, and may be seen as intolerant or extremist by those who disagree with them. Critics argue that hyperorthodox views can hinder free thinking and stifle intellectual growth.