inseparable

Unable to be separated; bound together permanently.

• People of unalterable ideas still insisted upon calling him "Sergeant" when they met him, which was in some degree owing to his having still retained the well-shaped moustache of his military days, and the soldierly bearing inseparable from
• In the old days, to my commonplace and unobserving mind, he gave no evidences of genius whatsoever. He never read me any of his manuscripts, […] and therefore my lack of detection of his promise may in some degree be pardoned. But he had th

Something that cannot be separated from something else.

• Jayanta does so in answering an opponent who declares that the very idea of a relation between two inseparables is self-contradictory. How can inseparability and relation be reconciled?