SOCIOLINGUISTICS - TABOO & EUPHEMISM QUESTION

1. Give definition and example of taboo and euphemism? And how come both of them are different? Taboo is word or act not supposed to be done or said. Meanwhile, euphemism consists of word to use to minimize shock. The example of taboo is the unmarried girl sit on the pillow. The example of euphemism is used of the term ‘tuna grahita’ refers to an idiot; ‘tuna aksara’ refers to someone who cannot read and write. 
2. Why sex categorized as taboo although it is taught in school? Sex categorized as taboo as long as the word related to the sex causes offensive or hurt someone feeling. And in other culture, it becomes taboo when it could invite bad luck. Thus, sex could be taught in school with the limitation without offensive other people. 
3. Can we erase the relationship in kinship? This question needs to be revised to make clearly. But, in my point of view, we cannot erase the relationship in kinship. 

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