不ふ側そく不ふ離り

noun

close relationship; inseparable bond

Describes a very close, inseparable relationship, often between people or entities. The literal meaning is 'not side, not separation', implying constant togetherness. Somewhat formal or literary.

• 両りょう国こくは不ふ側そく不ふ離りの関かん係けいにある。

  The two countries have an inseparable relationship.