foretell vs prognosticate

foretell and prognosticate both are verbs.

Word	Noun	Adjective	Verb	Adverb
foretell	No	No	Yes	No
prognosticate	No	No	Yes	No

As verbs, foretell and prognosticate are synonyms defined as:

Other synonyms of foretell include anticipate, call, forebode, predict, promise.

As verbs, foretell and prognosticate are synonyms defined as:

Other synonyms of foretell include augur, auspicate, betoken, bode, forecast, foreshadow, omen, portend, predict, prefigure, presage.

foretell (verb)	prognosticate (verb)
make a prediction about; tell in advance	make a prediction about; tell in advance
indicate, as with a sign or an omen	indicate, as with a sign or an omen
foreshadow or presage