merciful

And not their mercifulness only, but all their good impulses overpower their logic.

Inquisitorial procedure was a miserable travesty of justice; and its mercifulness was forthcoming only on its own terms.

The mass of examples of Lincoln's leniency, mercifulness, and lack of rigor, lead one to believe he could not be inexorable.

The mercifulness of this punishment is seen in its power in thus effectively stopping the tendency to crime.