foretell vs vaticinate

foretell and vaticinate both are verbs.

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

As verbs, vaticinate is a hyponym of foretell; that is, vaticinate is a word with a more specific, narrower meaning than foretell:

Other hyponyms of foretell include read, outguess, second-guess, augur, bet, wager, calculate, forecast, prophesy.

foretell (verb)	vaticinate (verb)
make a prediction about; tell in advance	predict or reveal through, or as if through, divine inspiration
indicate, as with a sign or an omen	foretell through or as if through the power of prophecy
foreshadow or presage