calculate vs promise

calculate is not a noun while promise is a noun.

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

As verbs, promise is a hypernym of calculate; that is, promise is a word with a broader meaning than calculate:

Other hypernyms of calculate include anticipate, call, forebode, foretell, predict, prognosticate.

calculate (noun)	promise (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

calculate (verb)	promise (verb)
make a mathematical calculation or computation	make a promise or commitment
specifically design a product, event, or activity for a certain public	promise to undertake or give
judge to be probable	make a prediction about; tell in advance
have faith or confidence in	give grounds for expectations
predict in advance
keep an account of