Antonyms of noun optimist

1 sense of optimist

Sense 1
optimist -- (a person disposed to take a favorable view of things)
       Antonym of pessimist (Sense 1)
      => pessimist -- (a person who expects the worst)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun optimist

1 sense of optimist

Sense 1
optimist -- (a person disposed to take a favorable view of things)
       => person, individual, someone, somebody, mortal, soul -- (a human being; "there was too much for one person to do")