Compartmentalise

To divide into separate, insulated categories or sections, especially to keep conflicting interests or relationships from interfering with one another

From French compartiment, from Italian compartimento, from Latin compartiri, 'to share out'

"India's West Asia policy has long rested on compartmentalising relationships, maintaining energy ties with the Gulf, defence cooperation with Israel, and a civilisational relationship with Iran, without letting any one track dictate the others."