excessive or blind patriotism
undue partiality to or belief in the superiority of one's own group, cause, etc
male chauvinism
chauvinist noun and adj
chauvinistic /-ʹnistik/ adj
chauvinistically /-ʹnistikli/ adv
[French chauvinisme, named after Nicolas Chauvin fl.1815, French soldier of excessive patriotism and devotion to Napoleon]