foretell vs bet

foretell is not a noun while bet is a noun.

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

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

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

foretell (noun)	bet (noun)
	the act of gambling
	the money risked on a gamble

foretell (verb)	bet (verb)
make a prediction about; tell in advance	have faith or confidence in
indicate, as with a sign or an omen	maintain with or as if with a bet
foreshadow or presage	stake on the outcome of an issue