Here's what rhymes with ethnocentrism.

Consider these alternatives

classism / given imperialism / given heterosexism / sexism exclusivism / given homophobia / phobia sentimentalism / given homogenization / information speciesism / given primitivism / given denominationalism / given xenophobia / phobia textuality / personality elitism / given neocolonialism / given cosmopolitanism / given materialism / given orientalism / given ahistorical / historical postmodernism / given antiquarianism / given despoliation / relation narcissism / given paternalism / given