noun
bearing hardship; staying power
Synonyms: ability, allowance, backbone, bearing, capacity, continuing, cool, coolness, courage, enduring, forebearance, fortitude, grit, guts, gutsiness, heart, holding up, intestinal fortitude, mettle, moxie, patience, perseverance, persistence, pertinacity, pluck, resignation, resistance, resolution, restraint, spunk, stamina, standing, starch, strength, submission, sufferance, suffering, tenacity, tolerance, toleration, undergoing, vitality, will, withstanding
noun
continuity, lastingness
Synonyms: continuance, continuation, durability, duration, immutability, longevity, permanence, persistence, stability
Antonyms: end, fleetingness