| Answer | Crossword Clue |
|---|---|
| GRANITE | Symbol of endurance. |
| IRON | Symbol of endurance |
| IRON | Symbol of endurance. |
| STONEWALL | Symbol of strength and endurance. |
| STAMINAL | Of endurance |
| NERVE | Power of endurance. |
| IRONSIDE | Person of great endurance |
| SPARTAN | One of great endurance. |
| STOICISM | Endurance of hardship without complaint |
| STAYER | One with powers of endurance. |
| PAINTHRESHOLD | Endurance level of a sort |
| LONGSUFFERING | Patient endurance of pain or unhappiness |
| STAYER | One with powers of endurance: Colloq. |
| HITTHEWALL | Reach the end of one's endurance |
