Jingoism is an extreme form of nationalism and is often associated with aggressive foreign policy. Synonyms for "most jingoistic" could include terms like ultra-patriotic, hyper-nationalistic, fervently chauvinistic, rabidly patriotic, fanatically jingoistic, and vehemently nationalist. Other related words that convey a similar meaning are xenophobic, isolationist, bellicose, militant, and hawkish. The use of such words often reflects a strong fervor for one's country, accompanied by the belief in the superiority of one's nation over others. These terms can be used to describe individuals or policies that are aggressive or hostile towards other countries or cultures.