pessimistic
あんな悲観的な経済学者たちの言うことなんか、全然当てにならないよ。
You can't rely on anything those pessimistic economists say.
離婚と言うと悲観的なイメージを連想しがちである。
When we hear the word "divorce," we tend to associate it with pessimistic images.
今日は、悲観的な文章が多いね。
There are a lot of pessimistic sentences today, aren't there?