Ultranationalism is a dangerous ideology that promotes extreme nationalism, often leading to xenophobia, aggression, and ethnic conflicts. To avoid using the same word repeatedly, some of its synonyms are chauvinism, fascism, jingoism, and extremism. Chauvinism refers to excessive patriotism and glorification of one's own country, often at the expense of others. Fascism is a far-right ideology that advocates authoritarianism, nationalism, and suppression of dissent. Jingoism is aggressive nationalism that recklessly promotes war and conquest. Extremism is the belief in taking extreme measures, often associated with political radicalism and violent actions. All of these synonyms carry a negative connotation and reflect the dangerous nature of ultranationalism.