inflexible

The young girl shrank from the effort, but the elder lady was inflexible.

Kirkwood smiled grimly, with a face of brass, impenetrable, inflexible.

The baron was inflexible in his resolution not to let Matilda leave the castle.

The worse he grew, the more rigid and inflexible he became in his determination.

I was inflexible; I wouldn't let one of the Morgans into my house.

Their countenances are for the most inflexible, stern and immovable.

Meanwhile the duel between the Gneisenau and Inflexible had been going on.

Those of the Inflexible and Invincible were of the 12-inch type.

A stern and inflexible man was that von Moltke, a terrible man to deal with!

With his neck imprisoned in the inflexible linen, he dared not turn his head.