lastingness

/ˈlæstɪŋnəs/
noun
  1. The quality of continuing to exist or be effective for a long time; permanence.
    • The lastingness of the ancient stone walls amazed the archaeologists.
    • The company's success depends on the lastingness of its products.
    • She admired the lastingness of their friendship, which had survived decades of challenges.
Antonyms
What does "lastingness" mean? | whatsthatwordmean | whatsthatwordmean