Create an account and sign in to access this FREE content. Top synonyms for forecasts (other words for forecasts) are prognosis, prophecy and prediction. Why Do âLeftâ And âRightâ Mean Liberal And Conservative? So enjoy this list and then get around for preparing your own list of Synonyms and Antonyms. To Ascertain Or Predict By Mathematical Or Astrological Computations The Time, Circumstances, Or Other Conditions Of; To Forecast Or Compute The Character Or Consequences Of; As, To Calculate Or Cast One's Nativity. Synonyms (Other Words) for Prognosis & Antonyms (Opposite Meaning) for Prognosis. Another word for puritan: moralist, fanatic, prude, rigorist, zealot | Collins American Thesaurus The code for attribution links is required. Antonym.com is the web's best resource for English synonyms, antonyms, and definitions. Join our early testers! Was there anything in the forecast of the night that made him falter? synonym.com Word of the Day: toothsome. This forecast may seem to be of a highly conjectural nature. Nouns for forecast include forecast, forecastabilities, forecastability, forecaster, forecasters, forecasting, forecastings and forecasts. (verb) "Persons or things augur; persons only forebode or presage; things only betoken or portend." Another word for forecast. He justified her forecast; it was minutes before he spoke again. Antonym is the word that is opposite of synonym.Antonym IS the antonym of synonym Learn more.