prognosticator vs soothsayer

prognosticator and soothsayer both are nouns.

Word	Noun	Adjective	Verb	Adverb
prognosticator	Yes	No	No	No
soothsayer	Yes	No	No	No

As nouns, prognosticator and soothsayer are synonyms defined as:

prognosticator and soothsayer: someone who makes predictions of the future (usually on the basis of special knowledge)

Other synonyms of prognosticator include forecaster, predictor.

prognosticator (noun)	soothsayer (noun)
someone who makes predictions of the future (usually on the basis of special knowledge)	someone who makes predictions of the future (usually on the basis of special knowledge)