coterminous

adjective
1
sharing a border
هم‌مرز, مرزی مشترک, مشترک‌المرز, هم‌حد
2
having so much in common that they are almost the same as each other
هم‌پوشان, مشابه, مشابه‌الماهیت
He seems to regard the interests of the state as coterminous with the interests of the party in government.