unalterable

It’s also where I learned about the unalterable power of natural forces.

Unalterable” is code for “we have no intention of changing the system, period.

The silence, profound, unalterable, was the silence in the soul that lies behind all passion and distress.

The drooping spirits of his party were revived by the report of his progress and his unalterable confidence.

Can a stronger proof be given that the impression of their form is not unalterable?

Edward Henry in the gloom caught Mr. Seven Sachs's unalterable observant smile across the table.

Her words express an unalterable resolution of mind: "I dwell amongst mine own people."