Endurance
To continue or carry on, despite obstacles or hardships; to persist.
To tolerate or put up with something unpleasant.
To last.
To remain firm, as under trial or suffering; to suffer patiently or without yielding; to bear up under adversity; to hold out.
To suffer patiently.
To indurate.
Long-lasting without significant alteration; continuing through time in the same relative state.