doomsdayer
/ˈdumzˌdeɪər/
noun
- A person who predicts disaster or the end of the world, often in an exaggerated or pessimistic way.
- The article was written by a doomsdayer who believes society is on the verge of ruin.
- My uncle is a bit of a doomsdayer, always talking about climate catastrophes.
- Every time the economy slows down, the doomsdayers start predicting a total collapse.