pessimistic

adjectives

expecting the worst possible outcome
is derived from
is derived from
antonym
is similar to
expecting prices to fall
is similar to
made less hopeful or enthusiastic
"desperate demoralized people looking for work"; "felt discouraged by the magnitude of the problem"; "the disheartened instructor tried vainly to arouse their interest"
see also
without hope because there seems to be no possibility of comfort or success
"in an agony of hopeless grief"; "with a hopeless sigh he sat down"
see also
characterized by or displaying negation or denial or opposition or resistance; having no positive features
"a negative outlook on life"; "a colorless negative personality"; "a negative evaluation"; "a negative reaction to an advertising campaign"