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Webster 1828 Edition

ppr.

Lasting; continuing without perishing; bearing; sustaining; supporting with patience, or without opposition or yielding.

Lasting long; permanent.

enduring ‎(comparative more enduring, superlative most enduring)

long-lasting

enduring

enduring ‎(plural endurings)

endurance
- 1854, James Kennedy, Probable Origin of the American Indians (page 14)
  It could be only long years of privations and endurings of hardships that could enable the Esquimaux to traverse over those icy regions with the facilities they have learned to practise […]