endurance Synonyms

survival fortitude patience preservable stableness stalwartness stamina steadfastness stoicism strength subsistence suffering sufferance supportance stability sedulity profligateness prolongation protraction pursuance resignation resilience resisting resistance resistibility resoluteness resolution robustness survivance survivorship perennation lastingness enduringness staying power candlepower broad-mindedness firepower muscle tone abidingness resistivity ruggedness shelf life big game resistor tenacity thole tolerance toleration toughness viability