optimism

/ˈɑptɪmɪzəm/
noun
  1. A tendency to expect the best possible outcome or to see the positive side of things.
    • Her optimism helped the team stay motivated even after losing the first game.
    • Despite the rain, he showed optimism that the picnic would still be fun.
    • Scientists view the new vaccine with cautious optimism.
Antonyms
What does "optimism" mean? | whatsthatwordmean | whatsthatwordmean