doomsayer

As nouns the difference between doomsayer and prophet

is that doomsayer is one who makes dire predictions about the future; one who predicts doom while prophet is someone who speaks by divine inspiration.

As a proper noun Prophet is

any of the prophets mentioned in the Bible, especially an author of one of the Prophets.

As nouns the difference between boomsayer and doomsayer

is that boomsayer is a person who makes optimistic projections about the future, especially with regard to economic prosperity and growth while doomsayer is one who makes dire predictions about the future; one who predicts doom.

As nouns the difference between taxonomy and doomsayer

is that taxonomy is the science or the technique used to make a classification while doomsayer is one who makes dire predictions about the future; one who predicts doom.

As nouns the difference between doomsayer and crapehanger

is that doomsayer is one who makes dire predictions about the future; one who predicts doom while crapehanger is a pessimist or doomsayer.

Doomsayer is a synonym of doomster.

As nouns the difference between doomsayer and doomster

is that doomsayer is one who makes dire predictions about the future; one who predicts doom while doomster is someone who predicts doom.

As nouns the difference between doomsayer and croaker

is that doomsayer is one who makes dire predictions about the future; one who predicts doom while croaker is one who croaks.