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Pessimistic vs Optimism - What's the difference?

pessimistic | optimism |

As an adjective pessimistic

is marked by pessimism and little hopefulness; expecting the worst.

As a noun optimism is

a tendency to expect the best, or at least, a favourable outcome.

pessimistic

English

Adjective

(en adjective)
  • Marked by pessimism and little hopefulness; expecting the worst.
    • a pessimistic view of the future
  • Pertaining to the worst-case scenario.
    • a pessimistic estimate

    Antonyms

    * optimistic

    Related terms

    * pessimal * pessimism * pessimist

    optimism

    English

    Noun

    (en-noun) (wikipedia optimism)
  • a tendency to expect the best, or at least, a favourable outcome
    • I love her youth, her beauty and above all her optimism that everything will turn out fine.
  • the doctrine that this world is the best of all possible worlds
  • the belief that good will eventually triumph over evil

    • Antonyms

    * pessimism

    Derived terms

    * optimist