Synonyms of pessimist

1 Syllable

grinch

2 Syllables

skulkers, flouters, sneerers, skeptic, coward, skulker, downer, mockers, doomsayer, doomsayers, sneerer, doomsdayer, sourpuss, cynic, faintheart, whiner, worrier, moaner, killjoy, whiners, gloomy, moaners

3 Syllables

defeatist, alarmist, worrywart, satirist, profaner, complainer, dampener, faint-of-heart

4 Syllables

misanthropist, scaremonger, unbeliever, disbelievers, crepehanger, depreciator, misanthrope, disbeliever, misogamist, unbelievers, materialist, rationalist