financial forecast vs prognosis

financial forecast and prognosis both are nouns.

Word	Noun	Adjective	Verb	Adverb
financial forecast	Yes	No	No	No
prognosis	Yes	No	No	No

As nouns, prognosis is a hypernym of financial forecast; that is, prognosis is a word with a broader meaning than financial forecast:

financial forecast: a forecast of the expected financial position and the results of operations and cash flows based on expected conditions
prognosis: a prediction about how something (as the weather) will develop

Other hypernyms of financial forecast include forecast.

financial forecast (noun)	prognosis (noun)
a forecast of the expected financial position and the results of operations and cash flows based on expected conditions	a prediction of the course of a disease
	a prediction about how something (as the weather) will develop