The word "de segregate" means to end segregation or to integrate. To find antonyms for this word, we need to look for words that mean the opposite. Some antonyms for "de segregate" could be "segregate," "partition," or "isolate." Segregation refers to the separation or division of people based on social or racial factors. Partition, on the other hand, means to divide or separate something into parts. Isolation is the act of setting apart or separating from others. Therefore, these antonyms for "de segregate" suggest that, instead of integrating or ending segregation, one could further divide or separate.