sex segregation vs segregation

sex segregation and segregation both are nouns.

Word	Noun	Adjective	Verb	Adverb
sex segregation	Yes	No	No	No
segregation	Yes	No	No	No

As nouns, segregation is a hypernym of sex segregation; that is, segregation is a word with a broader meaning than sex segregation:

sex segregation: the traditional Hindu or Muslim system of keeping women secluded
segregation: a social system that provides separate facilities for minority groups

Other hypernyms of sex segregation include separatism.

sex segregation (noun)	segregation (noun)
the traditional Hindu or Muslim system of keeping women secluded	the act of segregating or sequestering
	a social system that provides separate facilities for minority groups
	(genetics) the separation of paired alleles during meiosis so that members of each pair of alleles appear in different gametes