decayless

/dɪˈkeɪləs/
adjective
  1. Not subject to decay; lasting forever without rotting or breaking down.
    • In the story, the magic fruit was decayless and never spoiled.
    • Some scientists dream of creating decayless materials for space stations.
    • The ancient stone monument seemed decayless, standing strong for thousands of years.
Antonyms
What does "decayless" mean? | whatsthatwordmean | whatsthatwordmean