Answer and explanation:
Ethnocentrism (not ethnocentricism) refers to a ideology, a sentiment, a form of culture, or a movement that focuses on national or ethnicity. Ethnocentrism has become one of the most important political and social dynamics in history. From a different perspective, ethnocentrism is a trend of absolute ideology of the value of one's nation, placing its people in the highest position in the whole value system, going to the point of exaggeration, xenophobia, presumptuous, consider their ethnicity to be all higher and cause damage to other peoples.
THIS IS NOT PLAGIARISM AND YOU WON'T FIND IN ANY WEBSITE!
Hope this helped :3