correlative
adjective
[ kəˈrɛlətɪv ]
• having a mutual relationship; corresponding.
• "rights, whether moral or legal, can involve correlative duties"
correlative
noun
• a word or concept that has a mutual relationship with another word or concept.
• "the child's right to education is a correlative of the parent's duty to send the child to school"
Origin:
mid 16th century: from medieval Latin correlativus, from cor- ‘together’ + late Latin relativus (see relative).