unfadingly

/ʌnˈfeɪdɪŋli/
adverb
  1. In a way that never loses color, brightness, or freshness.
    • The colors of the sunset were unfadingly vivid in his memory.
    • Her smile shone unfadingly through the years.
    • The flowers remained unfadingly bright in the vase.
  2. In a way that never weakens or disappears; perpetually.
    • Her optimism burned unfadingly despite the setbacks.
    • The community unfadingly supported the local library.
    • He loved her unfadingly, even after all those years.
Antonyms