enduring

To continue or carry on, despite obstacles or hardships; to persist.

“The singer's popularity endured for decades.”

To tolerate or put up with something unpleasant.

To last.

“Our love will endure forever.”

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.

“He endured years of pain.”

To indurate.

Endurance

Long-lasting without significant alteration; continuing through time in the same relative state.

“an enduring belief in democracy”