promise vs outguess

promise is a noun but outguess is not a noun.

Word	Noun	Adjective	Verb	Adverb
promise	Yes	No	Yes	No
outguess	No	No	Yes	No

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

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

promise (noun)	outguess (noun)
grounds for feeling hopeful about the future
a verbal commitment by one person to another agreeing to do (or not to do) something in the future

promise (verb)	outguess (verb)
make a promise or commitment	attempt to anticipate or predict
promise to undertake or give
make a prediction about; tell in advance
give grounds for expectations