Here's what rhymes with mccarthyism.

Consider these alternatives

revisionism / given imperialism / given puritanism / given antisemitism / given colonialism / given totalitarianism / given immorality / personality nazism / fascism elitism / given expansionism / given repressions / presence persecutions / institutions paternalism / given nativism / given irresponsibility / ability liberalism / given puritanical / mechanical sadism / escapism stereotyping / writing superficiality / personality feminism / given triumphalism / given insensitivity / activity militarism / given homophobia / phobia materialism / given