be inextricably linked/bound up/mixed etc
From Longman Dictionary of Contemporary Englishbe inextricably linked/bound up/mixed etcbe inextricably linked/bound up/mixed etcCONNECTED WITHif two or more things are inextricably linked etc, they are very closely related and affect each other Physical health is inextricably linked to mental health. Economic and social history are inextricably bound up with each other. → inextricably